145 jobs found

Are you a passionate developer who wants to use your skills for good? Join a purpose-driven software company where your code helps charities and non-profits thrive. About Us Barron McCann are recruiting for this role on behalf of our partners BMc Azurri. We re not just another tech company - we re a mission-first team building intuitive, impactful software that empowers charitable organizations. From streamlining operations to boosting supporter engagement, our solutions help amplify the good these organizations do every day. If you re driven by purpose and love clean code, we want to meet you. The Role As a Software Developer, you ll be at the heart of our product development - designing, building, and maintaining applications that make a real-world impact. We are ideally looking for a recent graduate, or someone who is looking to grow their career as a Software Developer at an organisation that will give you some great hands-on experience whilst not micro-managing you. You ll work across backend and cross-platform frontend technologies to deliver seamless user experiences. Collaboration is key here: you ll be part of a supportive team involved in every stage of the development lifecycle. What You ll Do Develop and maintain applications using C# and the .NET framework Build responsive frontends with HTML, CSS, and JavaScript Write clean, maintainable, well-documented code Troubleshoot bugs and optimize performance Participate in code reviews and team discussions Help improve workflows and development best practices What You ll Bring Solid experience with C# and the .NET ecosystem Strong grasp of SQL and relational database design Good understanding of OOP and software architecture Sharp debugging and problem-solving skills Clear communication and team collaboration Bonus Points Experience in the charity or non-profit sector Familiarity with TFS or Git for version control Knowledge of .NET MAUI or Xamarin for cross-platform development Why You ll Love Working Here Build tech that directly supports charitable causes Be part of a collaborative, mission-driven culture Access to training, certifications, and career growth Hands-on experience with full stack .NET development

Developer ISS Build, Enterprise Operations Team Salary: 39,906 to 46,049 Closing Date : Monday 13th June 2025 Interview Date: Friday 17th June 2025 Lancaster University Information Systems Services (ISS) department is looking for a Developer to join the Enterprise Operations team on a fixed Term Contract until 30th June 2026. You will be working on a mix of new development projects and the legacy system support as part of the university's multiyear digital transformation program. We are expanding the Enterprise Operations team to meet increased demand and project volume over the coming year The team is responsible for a wide range of Software products and services including bespoke products developed in-house, customised third party Commercial off-the-shelf (COTS) products, and externally managed products. As a developer, you will undertake work packages in a range of projects in areas such as cloud migration, as well as supporting, maintaining and implementing change to existing products and services. To do this you must have experience of full stack development and working with front end and back-end technologies. Applicants should be comfortable working with long lifecycle IT systems and older codebases, some of which may not be well documented or optimally maintained. You will play a key role in the ongoing enhancement and improvement of these systems of our ongoing transformation You'll be joining a team of six highly experienced developers working in two-week sprints within a hybrid Agile and Waterfall framework. The team work collaboratively and enjoy having delegated ownership and responsibility for end-to-end task delivery The successful candidate will have the following skills & experience: Backend Development: C# .NET Core, API development, SQL Frontend Development: Angular or similar frameworks Legacy Systems: ASP.NET Web Forms Architecture & Integration: System design, integrations Methodologies: Agile, Waterfall The role is primarily based on the Lancaster University Bailrigg campus, with flexible hybrid working options to support a positive work-life balance. Lancaster University is a global and inclusive institution, with students from over 100 countries and more than half of our staff from outside the UK. We are committed to fostering a diverse, welcoming environment where everyone can thrive and reach their potential. We warmly welcome applicants from all sections of the community regardless of their age, religion, gender identity or expression, race, disability or sexual orientation, and are committed to promoting diversity, and equality of opportunity.

Are you a .Net Developer with full stack capabilities who thrives on solving real-world problems with clean, scalable code? Are you excited by the idea of shaping the future of payments and backend services? If yes, this is your chance to build high-impact features in a fast-moving, supportive environment. You ll take ownership of feature development across a payment platform and backend services, working with technologies like JavaScript/TypeScript, C# (.NET), and a bit of Golang. You will design and deploy new services, resolving production issues and integrating third-party platforms. You will play a hands-on role in keeping systems secure, stable, and evolving. You ll work with modern cloud stacks including GCP and AWS, collaborating closely with non-technical stakeholders, turning ideas into elegant solutions. Role: S oftware Developer, Full Stack Software Engineer, Platform Engineer, Full Stack Engineer, Full Stack Developer, .Net Developer, .Net Software Engineer, C# .Net Developer Salary: £40k - £42.5k + Bonus and benefits Location: Milton Keynes (Hybrid 2 days a week in the office) If you ve got strong Full stack development experience with .Net (C#) and Typescript, solid cloud (AWS or Azure) knowledge, a passion for clean architecture, and you re comfortable jumping between languages and environments, we d love to hear from you. This role will give you the chance to learn or use your skills in Golang and the Google cloud platform. Sound like something you are keen to embark upon. CLICK APPLY and send through a CV.

NEW PERMANENT OPPORTUNITY FOR AN SC CLEARED CLOUD NATIVE DEVELOPER IN LONDON Cloud Native Developer SC Cleared Central London based Opportunity to gain DV Clearance Hybrid working To apply, email: or call Who we are We are seeking an experienced Cloud Native Engineer to join a leading consultancy, delivering mission-critical projects in support of UK National Security. This hybrid London-based role offers the opportunity to work with cutting-edge cloud technologies on highly impactful programmes. You will be responsible for designing, building and deploying modern, cloud-native solutions, leveraging containerisation, microservices, DevOps practices and automation to deliver secure, scalable and resilient systems. The role requires an engineer who thrives in complex environments and is able to work collaboratively across multidisciplinary teams. Key Responsibilities Design, build and maintain cloud-native platforms and applications. Develop solutions using containerisation and orchestration technologies (e.g. Docker, Kubernetes, OpenShift). Implement DevOps practices, CI/CD pipelines and infrastructure as code. Ensure solutions meet stringent security, performance and compliance requirements. Collaborate with architects, developers, testers and security teams to deliver high-quality outcomes. Troubleshoot and optimise systems for scalability, resilience and efficiency. Candidate Profile Strong background in cloud engineering , ideally in secure or regulated environments. Experience with public and private cloud platforms (AWS, Azure, GCP, OpenStack). Hands-on knowledge of containerisation, Kubernetes, microservices and IaC (Terraform, Ansible, etc.). Familiarity with CI/CD pipelines and modern DevOps toolchains. Excellent problem-solving, communication and collaboration skills. Clearance & Requirements SC Clearance required to start. Must be eligible for DV Clearance Willingness to work in a hybrid London-based role . This is an exciting opportunity to work at the forefront of cloud engineering, contributing directly to projects of national importance.

Lead Full Stack Java Developer - SC Cleared NEW PERMANENT OPPORTUNITY FOR A LEAD FULL-STACK JAVA DEVELOPER IN LONDON WITH SC CLEARANCE Location: London (Hybrid) Salary: £80,000 - £95,000 per annum Clearance: Active SC Clearance required To apply: email The Company Join a specialist technology consultancy delivering complex, mission-critical projects across UK Government and national security sectors. You'll be part of a collaborative, engineering-focused environment where innovation, reliability, and technical excellence drive everything they do. Their teams work closely with public sector clients to design, build, and modernise secure systems that underpin national operations - tackling some of the most demanding challenges in government technology. The Role As a Lead Full Stack Java Developer , you will guide a small team of engineers while remaining hands-on in the design and development of high-performance, secure applications. You'll play a key role across the full software lifecycle - from architecture and development to deployment and continuous improvement - ensuring solutions meet stringent performance and security standards. You'll work in a dynamic environment, collaborating with architects, DevOps specialists, and delivery leads to drive best practices and technical excellence across projects. Key Responsibilities Lead a team of developers delivering scalable, secure full-stack solutions for critical government systems. Design, build, and maintain Java-based back-end services and modern front-end interfaces. Collaborate with architects and technical leads to define system design and integration patterns. Ensure code quality, maintainability, and performance through code reviews and mentoring. Contribute to DevOps pipelines and CI/CD practices in secure environments. Champion engineering best practices and continuous improvement within the team. Skills & Experience Essential: Active SC Clearance (or eligible and willing to undergo clearance). Strong Java and Spring Boot development experience. Proven experience delivering full-stack solutions (e.g. React, Angular, or Vue). Good knowledge of microservices , RESTful APIs , and containerisation (Docker/Kubernetes). Experience working with AWS or other cloud environments. Understanding of secure software design and deployment in government or defence contexts. Excellent communication, leadership, and mentoring skills. Desirable: Experience with CI/CD pipelines (e.g. Jenkins, GitLab CI). Familiarity with infrastructure-as-code (Terraform, Ansible). Exposure to Agile and DevSecOps delivery models. Why Apply? High-impact work on systems that directly support UK Government missions. Technical autonomy and input into architecture and design decisions. Collaborative culture with a focus on professional growth. Competitive salary and comprehensive benefits package. If you're an experienced Full Stack Java Developer with SC Clearance who thrives on tackling complex challenges and leading technical teams, this is a chance to make a meaningful impact on projects that truly matter. Apply now to discuss this opportunity in more detail.

Full-stack Developer (Mid to Senior Level) Chesterfield / Hybrid Major IT & Digital are delighted to be working with one of UK s leading IT and telecom business operating across a well-established UK client base. The company has seen rapid growth within the last 4 years, coupled with 25 years specialist industry knowledge within the telecoms and managed services arena. As a result of significant company growth and expansion of the development team, I have immediate requirements for a mid-level C# .NET developer. This is an exciting new role for someone to bring a depth of knowledge and experience with the autonomy to design and create new products and software systems for a niche client base. The ideal developer will encompass a strong background in C# .NET development using WinForms and Web Forms. This also includes frontend React / React-Native and backend Node.JS skills, preferably with mobile development knowledge using Objective C or Swift. As a seasoned developer, you will have gained some key skills over the last 5 years. Typically, a full-stack developer with strong UX / UI design and SQL development skills, with experience of working in a Unix/Linux based environment. Whilst not essential, it would be useful to have working knowledge of automation testing tools and frameworks including some DevOps exposure. Additional to the salary package, my client offers a company bonus scheme, private medical and continued learning and development programme including relevant industry certifications. If you want to learn more about this opportunity please feel free to email me for more information and an informal chat.

Full-Stack Software Developer - Oxford (Hybrid) - .NET 8 React Azure DDD Work closely with the business. Build software that makes a real impact. Are you a developer who enjoys solving real-world problems, not just writing code? Do you thrive in a collaborative environment where you re encouraged to understand the bigger picture? My client, a fast-growing tech company with a strong presence, is looking for a Software Developer who s confident working across the stack - and just as confident talking to business users. This is a fantastic opportunity to join a team that values clean architecture, cloud-native solutions, and most importantly, Domain-Driven Design (DDD) . What You ll Be Doing: Building scalable applications using .NET 8 / C# , React , and TypeScript Designing cloud-native solutions using Microsoft Azure Applying DDD principles to model complex business domains effectively Collaborating with stakeholders and third-party teams to understand requirements and shape solutions Contributing to architectural decisions, code reviews, and DevOps practices Managing CI/CD pipelines and supporting end-to-end delivery What You ll Bring: 3+ years of hands-on experience with .NET Core / C# , React, and Azure Proven experience applying Domain-Driven Design (DDD) in real projects Understanding of clean architecture and modern system design Strong communication skills - able to engage confidently with non-technical teams Experience with SQL Server, Cosmos DB, Git, and CI/CD pipelines Bonus Skills: Event-driven architecture (Azure Service Bus, Event Grid) Microservices, Docker, Kubernetes, or AKS A continuous improvement mindset and a proactive approach What s on Offer: £45,000 - £65,000 27 days holiday + paid birthday leave Hybrid working (Oxford-based) Company pension scheme and Employee Assistance Programme 2 paid volunteering days per year Other great benefits Interested in joining a team where your technical input and business insight truly matter?

Who We Are Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities. BCG was the pioneer in business strategy when it was founded in 1963. Today, we help clients with total transformation-inspiring complex change, enabling organizations to grow, building competitive advantage, and driving bottom-line impact. To succeed, organizations must blend digital and human capabilities. Our diverse, global teams bring deep industry and functional expertise and a range of perspectives to spark change. BCG delivers solutions through leading-edge management consulting along with technology and design, corporate and digital ventures-and business purpose. We work in a uniquely collaborative model across the firm and throughout all levels of the client organization, generating results that allow our clients to thrive. What You'll Do WHAT YOU'LL DO Designing Software: Collaborate closely with stakeholders, architects, product owners, analysts and peer developers to build front-end and back-end application layers. Problem Solving : Work with key stakeholders to understand business challenges and propose innovative technology solutions, including experimenting with new and emerging technologies. Agile Practices : Apply Agile methodologies-such as work estimation, TDD, and BDD-to streamline development processes. Architecture & Standards : Implement technical architecture, tooling, platforms, and systems in coordination with Enterprise Architecture to maintain compliance with established standards. Data & Integrations : Understand the data and integration landscape and collaborate with expert teams to support application-level integration, reporting, and analytics. Cross-Functional Collaboration : Work with enterprise teams on UX design, security best practices, cloud strategies, and platform engineering. Technical Analysis : Lead technical analysis and estimation efforts for custom-built applications. Best Practices : Drive the adoption of release management and automation best practices. Incident Management : Ensure thorough root cause analysis and prompt remediation during any incidents or outages. YOU'RE GOOD AT You bring solid development and program leadership experience to drive technical governance, innovation, integrations, and cloud strategies using emerging technologies like Gen AI. You thrive in environments that demand independent problem-solving, analytical thinking, and clear communication. In this role, you will: Demonstrate thought leadership in technology innovation and transformation. Communicate complex technical concepts in a clear and relatable manner to both technical and non-technical stakeholders. Collaborate effectively with business and technology leaders, influencing decisions through your insights. Exhibit initiative, self-motivation, and a collaborative spirit while working both independently and as part of a team. Dive into technical details when needed, balancing hands-on problem solving with an end-to-end perspective. Build strong relationships and maintain a respectful, team-focused approach. Adapt to a fast-paced, multicultural, and service-oriented work environment. Uphold organisational values and guidelines while flexibly interpreting them to drive business improvements. Take ownership and be accountable for your work and the team's performance. Be detail-oriented, well-organised, and decisive when setting priorities. Stay curious and committed to continuously upskilling as technology evolves. Be available for occasional international calls outside regular business hours as required. What You'll Bring Bachelor's or Master's degree in computer or information sciences or a similar field 10+ years of relevant experience in delivering IT Transformation initiatives, preferably in large international organisations Hands-on technology development and implementation experience Experience in agile development environments with all aspects of SDLC with globally distributed teams Ability to lead/perform software development, as well as make architectural recommendations pertinent to business needs and related dependencies Good understanding of security best practices from a development and deployment perspective Strong technical competence, with the ability to rapidly learn new tools and technologies Flexibility and entrepreneurial spirit to adapt easily to changing requirements and priorities Experience leading and developing solutions across a varied technology stack, including: - Object-Oriented design, SOLID principles, and modern design patterns - Development experience in Microsoft .Net Framework and experience in Front-end JavaScript frameworks like Angular & React - Traditional Relational Database technologies like Oracle, MS SQL Server and - No SQL Databases like MongoDB or DynamoDB - SOA & Microservices architecture implementation using REST APIs, queue-based messaging patterns, exposure to Mulesoft/Kong is a plus - On-premise/cloud-based infrastructures, SDLC pipelines, and deployments/configurations and definition/evangelism of best practices/standards - Software delivery, including CI/CD and related DevSecOps practices, working with cloud-based platforms such as Azure or AWS (preferred) - Experience working on AI/Gen AI implementations and underlying architecture, and models - Application testing, automation and performance testing tools - Working knowledge of Agile Scrum Boston Consulting Group is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity / expression, national origin, disability, protected veteran status, or any other characteristic protected under national, provincial, or local law, where applicable, and those with criminal histories will be considered in a manner consistent with applicable state and local laws. BCG is an E - Verify Employer. Click here for more information on E-Verify.

Java Developer - £55,000 - £70,000 - Remote Working We are looking for a number of Java Developers to work for a Digital consultancy across several of their key clients. You will be joining a dynamic team and contributing to the development of cutting edge applications. This is a fantastic opportunity to work on complex, projects using a modern tech stack. If you thrive in an environment that values technical excellence, collaboration, and continuous learning, please drop me a line. You will play a crucial role in the design, development, and deployment of robust and scalable software solutions. Your responsibilities will include: Developing, testing, and deploying high-quality code primarily using Java and Spring Boot . Designing and implementing cloud-native applications on AWS (Amazon Web Services). Contributing to the Front End development using JavaScript . Collaborating with product managers, designers, and other engineers to define and deliver new features. Participating in code reviews, architectural discussions, and continuous improvement initiatives. Essential Skills: Proven experience as a Java Developer . Strong working knowledge of the Spring Boot framework. Hands-on experience with AWS (eg, EC2, S3, Lambda, RDS). Familiarity with JavaScript for Front End development. Experience with relational and/or NoSQL databases. Solid understanding of software development principles, design patterns, and agile methodologies. Experience with Python is a significant advantage. Familiarity with containerization technologies (eg, Docker, Kubernetes). Experience with CI/CD pipelines. Please send me your CV for more information on these roles. Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason , please let us know when you apply or talk to the recruiters directly so we can support you.

Job title: Senior Software Engineer Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract / Outside IR35 / 6 months initial duration + possible renewals About the Role We re looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality, scalable software solutions. As a senior member of the team, you ll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. You ll work closely with Product Owners, Architects, and DevOps to ensure delivery excellence across a diverse range of projects. What You'll Be Doing Software Development Design, build and maintain applications using C#, .NET Core, .NET 4.x, and React.js Design and implement RESTful APIs and Web APIs following best practices Use SQL Server, Entity Framework, and SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable code Engineering & Architecture Deliver high- and low-level estimations for projects Ensure software quality through unit and integration testing Perform code reviews and participate in pair programming Architect scalable, secure systems, including OAuth and SSO integrations Cloud & DevOps Deploy and manage apps in Microsoft Azure using services like Blob Storage, Functions, and Service Bus Use Git for version control and Azure DevOps for CI/CD with YAML pipelines Collaboration & Communication Work cross-functionally with Product Owners, Architects, and other teams Share progress and blockers proactively Communicate technical concepts clearly to both technical and non-technical audiences Leadership & Mentoring Mentor junior developers and share knowledge through team sessions and tech talks Contribute to community events and guilds to enhance engineering culture Help in identifying and resolving technical debt Project Delivery Lead delivery of large-scale features with minimal support Accurately estimate and manage work against timelines Participate in Agile ceremonies and planning What We re Looking For Must-Have Experience: 5+ years in software engineering roles Highly Proficiency in C#, .NET Core , React.js , and SQL Server/SQL Strong background in building scalable backend systems and modern frontends (React) Experience with Azure cloud services and CI/CD pipelines Preferred: Experience with Agile methodologies Prior team mentoring experience Familiarity with OAuth , SSO , and application security

Job Title: Full Stack Python/React Developer - Hybrid Location: Hybrid - London/Stevenage Salary/Rate: Up to £409 a day Inside IR35 Start Date: November 2025 Job Type: 6-month contract (with scope to extend) Company Introduction We are looking for an experienced Full Stack Python/React Developer to join our client and contribute to building robust web applications. This role requires a developer who can work independently across both Front End and Back End technologies, with strong hands-on experience in modern web development stack. Required Skills/Experience Experience: Minimum 8 years of professional software development experience Backend: Strong hands-on experience with Python programming and FastAPI framework Frontend: Proficient in React.js and Next.js development Language: Solid experience with TypeScript API Development: Experience building RESTful APIs and working with databases Testing: Experience writing unit tests using testing frameworks (pytest, Jest, or similar) CI/CD: Exposure to CI/CD pipelines and automated deployment processes Version Control: Proficiency with Git and collaborative development workflows Problem Solving: Ability to debug and solve complex technical issues independently Communication: Good communication skills for team collaboration Job Responsibilities/Experience Develop and maintain web applications using React and Next.js for Front End development Build and maintain APIs using Python and FastAPI framework Work with TypeScript to ensure type-safe code across the application Write comprehensive unit tests using testing frameworks to ensure code quality and reliability Collaborate with the team to design and implement new features Write clean, maintainable, and well-documented code Participate in code reviews and maintain coding standards Debug and troubleshoot issues across the full stack Work independently with minimal supervision on assigned tasks Desirable Skills/Experience Experience with database technologies (SQL/NoSQL) Knowledge of cloud platforms and deployment processes Understanding of software development best practices Experience with testing frameworks and test-driven development (TDD) Familiarity with Agile development methodologies Experience with containerization technologies (Docker, Kubernetes)

We're looking for a highly skilled Senior Full Stack Developer with strong experience in C# .NET and React to join our growing tech team. You'll play a key role in designing, building, and maintaining robust, scalable web applications, working across the full stack to deliver high-quality solutions that drive real value. This is a hybrid role with two days a week based in the office. Key Responsibilities: Design, develop, and maintain web applications using C# .NET (Core/Framework) and React. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, scalable, and testable code. Troubleshoot and debug applications. Mentor junior developers and contribute to best practices. You will have: 5+ years of experience as a Full Stack Developer. Strong proficiency in C# .NET (Core) and React. Solid understanding of REST APIs, SQL/NoSQL databases, and version control (Git). Experience with cloud platforms such as Azure is a plus. Excellent problem-solving and communication skills.

We have an exciting opportunity for Software Developer to join an excellent client's team based in Brighton. You will quickly become a vital part of an already successful software team and will be given the opportunity to contribute ideas which impact the direction of the software. The successful software developer will need to be confident using the C# .NET stack. Any angular experience/knowledge would be beneficial. This is a hybrid role with our client expecting developers to be in the office in Brighton 1 day per week. As well as good salaries, our client offers a comprehensive benefits package which includes a bonus. Skills required: 3+ years experience as a Software Developer C#, .NET Core Knowledge of Angular is beneficial Strong database knowledge - SQL Server Azure DevOps Agile development methodologies Deployment of software to the AWS and Azure platforms If you feel you have the skills and experience for this opportunity, please contact Oliver Wilson on (phone number removed) or email (url removed) Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Locations : London Boston Gurgaon Who We Are Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities. BCG was the pioneer in business strategy when it was founded in 1963. Today, we help clients with total transformation-inspiring complex change, enabling organizations to grow, building competitive advantage, and driving bottom-line impact. To succeed, organizations must blend digital and human capabilities. Our diverse, global teams bring deep industry and functional expertise and a range of perspectives to spark change. BCG delivers solutions through leading-edge management consulting along with technology and design, corporate and digital ventures-and business purpose. We work in a uniquely collaborative model across the firm and throughout all levels of the client organization, generating results that allow our clients to thrive. What You'll Do The IT Secure Infrastructure Engineering (SIE) team is seeking an experienced Network Solution Architect. The individual in this role will be part of the team responsible for BCG's Infrastructure Strategy with a focus on the design, implementation, and optimization of enterprise-grade network solutions across the on-premises and multi-cloud environments. The ideal candidate will have deep expertise with Cisco Appliances, AWS and/or GCP networking, and a strong proficiency with Infoblox DNS, Palo Alto Firewalls, VeloCloud SD-WAN, Zero Trust solutions like Zscaler, and Azure networking. The role requires a strategic thinker that can translate business needs into secure, scalable, and resilient network architectures while collaborating with diverse and globally distributed teams. YOU'RE GOOD AT Architecture and Design Develop end-to-end network architectures that integrate AWS, GCP, Azure, and Cisco IOS platforms Design Core Network Protocol (DNS, NTP, DHCP) deployments with tools like Infoblox Design secure perimeter and segmentation strategies with Palo Alto Firewalls Lead SD-WAN design and deployment using VeloCloud to optimize global connectivity Implementation and Optimization Configure and manage Cisco IOS-based routers, switches, and firewalls Deploy and maintain enterprise scale cloud networking components in AWS, Azure, and GCP Optimize network reliability, performance, and scalability across hybrid and multi-cloud environments Implement automation where possible using Terraform, API integrations, Git Actions and/or Terraform Cloud Security Implement next-generation firewall policies, web application firewall rules, threat prevention on Palo Alto and cloud native Firewalls Apply DNS security best practices using Infoblox Ensure compliance with standards such as ISO 27001, SOC2, and GDPR Collaboration and Leadership Partner with cloud, security, network, and DevOps teams to deliver integrated solutions Serve as subject matter expert for cloud networking, SD-WAN, DNS/DHCP/IPAM, and firewall technologies Provide mentorship and guidance to engineers and operations teams Monitoring and Troubleshooting Establish proactive monitoring and alerting systems across cloud and on-prem networks Lead advanced troubleshooting for issues involving Cisco IOS, Palo Alto, Infoblox, and VeloCloud Conduct root cause analysis and implement preventive measures What You'll Bring The ideal candidate will demonstrate appropriate experience in the following: Networking Protocols and Platforms Strong Knowledge of TCP/IP, BGP, OSPF, MPLS, DNS, DHCP, NAT, VPNs Advanced proficiency in Cisco IOS (routers, switches, firewalls) Infoblox for enterprise-grade DNS solutions VeloCloud SD-WAN deployment and optimization Cloud Networking (required AWS or GCP) AWS: Transit Gateway, Direct Connect, VPC, VPN, Load Balancing, Security Groups GCP: Network Connectivity Center, Cloud Interconnect, VPC, VPN, Load Balancing, Firewall Rules Azure: Express Routes, VNET, Security Groups, Load Balancing, vWAN Security Expertise in Palo Alto Firewalls including policy configuration, threat prevention Network segmentation, zero-trust frameworks, and IAM integration Cloud native Web Application Firewalls Tools and Monitoring Monitoring solutions: Datadog, Stackdriver, PA Panorama, or equivalent Has strong practical experience with DevOps tools and methods, like CI/CD, Git, IaC (Terraform) Working and collaborating with Agile Teams (Squad) Good understanding of using Jira for story tracking and Confluence for documentation Strong communication, documentation, and stakeholder engagement skills High level of initiative, self-motivation, resourcefulness, collaboration and patience Ability to successfully and effectively manage multiple projects and deliverables Ability to build trust and work collaboratively with senior leadership and stakeholders Ability to successfully implement change through relationships built on a local, regional and global level Minimum of a Bachelor's degree in related field or relevant experience/certifications Preferred Cisco: CCNP/CCIE Cloud: AWS Certified Advanced Networking - Specialty, Professional Cloud Network Engineer 10 Years Experience in network engineering and design including cloud (AWS or GCP preferred) Who You'll Work With You will work with a broad spectrum of engineers, developers, managers and directors across IT and the IT Leadership team. Additional info For US locations only In the US, we have a compensation transparency approach. Total compensation for this role includes base salary, annual discretionary performance bonus, retirement contribution, and a market leading benefits package described below. The base salary range for this role in Boston is $178,000.00 - $213,333.33 This is an estimated range, however, specific base salaries within the range depend on various factors such as experience and skill set. It is not common for new BCG employees to be hired at the high-end of the salary range. BCG regularly reviews its ranges to ensure market competitiveness. In addition to your base salary, your total compensation will include a bonus of up to 30% and a generous retirement contribution that starts at 5% and moves to 10% after 2 years. All of our plans provide best in class coverage: Zero dollar ($0) health insurance premiums for BCG employees, spouses, and children Low $10 (USD) copays for trips to the doctor, urgent care visits and prescriptions for generic drugs Dental coverage, including up to $5,000 in orthodontia benefits Vision insurance with coverage for both glasses and contact lenses annually Reimbursement for gym memberships and other fitness activities Fully vested Profit Sharing Retirement Fund contributions made annually, whether you contribute or not, plus the option for employees to make personal contributions to a 401(k) plan Paid Parental Leave and other family benefits such as elective egg freezing, surrogacy, and adoption reimbursement Generous paid time off including 12 holidays per year, an annual office closure between Christmas and New Years, and 15 vacation days per year (earned at 1.25 days per month) Paid sick time on an as needed basis Boston Consulting Group is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity / expression, national origin, disability, protected veteran status, or any other characteristic protected under national, provincial, or local law, where applicable, and those with criminal histories will be considered in a manner consistent with applicable state and local laws. BCG is an E - Verify Employer. Click here for more information on E-Verify.

Performance Test Engineer (Python Automation for large-scale, low-latency, distributed systems Remote Europe) Location: Remote (Europe & UK only) Full-Time 6-Month Contract Start Date: within 1-2 weeks 350pd IR35 Outside TBC We're seeking a hands-on Performance Test Engineer with Strong Python and automation expertise to design, build, and execute the performance testing strategy for a high-scale, ad-serving platform built on Akka-based Java microservices. Required to build automated load frameworks using Locust (Python). You'll work closely with developers and DevOps engineers to simulate realistic traffic at scale, ensure sub-50ms latency under millions of concurrent users, and drive system optimizations across cloud infrastructure and code. This is a technical, high-impact role ideal for someone passionate about distributed systems performance, automation, and data-driven tuning. Profile: 3-5+ years of performance engineering for large-scale, low-latency, distributed systems. Proven success meeting p95/p99 latency SLAs under high concurrency (millions of RPS). Strong Python and automation expertise - able to design reusable, scalable test frameworks. Experience with distributed load testing and synthetic traffic modeling in the cloud. Analytical, structured, and effective communicator with strong documentation and collaboration skills. Based in EU or UK with English (C1 or higher). Nice to have: Java, Bash scripting, Terraform. Key Responsibilities: Define and execute comprehensive performance test plans (load, stress, spike, soak, scalability, failover). Model real-world streaming traffic patterns (burstiness, fan-out, cache behavior, cold-start, geo distribution). Build automated load frameworks using Locust (Python) or JMeter, with data parameterization and correlation. Manage distributed load generation (containers, cloud workers) to simulate millions of concurrent users. Integrate performance metrics from CloudWatch, Prometheus, Grafana, and OpenTelemetry to analyze system bottlenecks. Develop SLA/SLO dashboards and integrate performance gates into CI/CD pipelines. Collaborate with DevOps and developers to tune JVM, Akka, thread pools, GC, caching, autoscaling, and database performance. Document test approaches, scenarios, results, and provide clear, actionable tuning recommendations. Tech Stack: Load Tools: Locust (Python), JMeter; k6 or Gatling (nice to have). Languages: Python, Bash, Java (Maven/Gradle, JVM tuning basics). Infrastructure: Docker, Kubernetes, Terraform. Observability: CloudWatch, Prometheus, Grafana, OpenTelemetry. Architecture: Akka-based asynchronous Java microservices. Logistics: Start date: 17 November 2025. Duration: 6 months (extension possible). Employment type: Full-Time (Freelance allowed). Location: Remote (Europe). If you're passionate about performance engineering and love optimizing systems that operate at global scale, we'd love to hear from you. Apply now and be part of an agile, innovative European tech team. Everybody is welcome Diversity and Inclusion Statement. PCR Digital "At PCR Digital, we are committed to ensuring that diversity, equity and inclusion play a role at all stages of our recruitment - it is important to us that our own company culture and the culture of our network is as varied and supportive as possible. We love people (it's why we do what we do), so, regardless of background, we welcome you to work with us or apply to any of our jobs if you feel that they are right for you."

A leading software providing is seeking a Full Stack (UI focused) ASP.NET Core Developer to join their team and aid in re-engineering their enterprise product suite from Legacy .NET Framework MVC to ASP.NET Core MVC. Whilst you'll take the lead on Front End architecture and implementation, you'll also work closely within the Middleware layer to deliver performant, maintainable, and clean solutions. Work Type: Hybrid role working 4 days per week in office, with potential flexibility down to 3 days per week once settled into the role. Required Skills & Experience: 4+ years' experience with ASP.NET MVC (ideally .NET 6+/.NET 8+/.NET 9). Strong experience with SCSS, TypeScript, and modern JS tooling (esbuild, Webpack, or similar). Solid understanding of Razor, partial views, tag helpers, and MVC patterns. Experience consuming and integrating with REST APIs (bonus: gRPC familiarity). Experience using Telerik Kendo UI or similar enterprise component libraries. Proficient in Bootstrap and responsive design principles. Good grasp of C# fundamentals and working knowledge of the Middleware layer (controllers, DI, services). Experience with source control (TFVC), CI/CD pipelines, and modern DevOps practices. Strong communication skills and ability to collaborate within Agile/Scrum teams. Desirable Skills: Experience with HTMX, SignalR, or Real Time UI updates. Experience building reusable libraries or internal frameworks for UI/Middleware integration. Familiarity with SQL Server and repository/data-access patterns. Telerik component customisation (grids, charts, layouts). Unit testing experience with xUnit, or equivalent. Knowledge of accessibility and internationalisation.

I am supporting a fast-scaling UK technology company building a cloud-based platform that helps enterprise clients manage and make sense of large volumes of data securely and intelligently. The business is investing heavily in modernising its tech stack, adopting AI-driven tooling, and re-architecting its product around React, TypeScript, and AWS microservices - and they're looking for a hands-on Full-Stack Developer to be part of that journey. You'll be joining a small, collaborative engineering team working on new feature development, Front End modernisation, and API evolution. Expect a culture that values curiosity, autonomy, and experimentation - where developers are encouraged to explore new tools and ideas. Tech Environment React, Next.js, TypeScript, Tailwind .NET/C# APIs AWS, Aurora/Postgres Modern development tooling and automation (eg code assistants, DevOps pipelines) What You'll Bring Strong JavaScript/TypeScript experience (React or Next.js preferred) Understanding of .NET and API design Exposure to AWS or cloud-based environments Enthusiasm for learning, adapting, and collaborating A creative, solution-oriented mindset Why Join Work on a genuinely modern SaaS rebuild - not just Legacy maintenance Play a part in a high-impact data platform used by enterprise clients Hybrid setup (3 days in office) £55-60k salary + great culture + visible impact Private Medical Insurance Access to various health cashback schemes, including dental and optical Pension Scheme Access to the employee discount portal 26 days holiday plus bank holidays and increasing through service On-site free parking Subsidized on-site canteen Training & personal development opportunities resulting in career progression

Senior Full Stack Systems Developer Location: Hertfordshire (Remote/Hybrid) Salary: 80,000 - 85,000 + Bonus + Benefits Reference: (phone number removed) Our client is a leading innovator in environmental technology, with a decade-long track record building an end-to-end monitoring ecosystem across the UK and Ireland - now expanding into Europe. Their cutting-edge tools help governments and utilities monitor environmental data in real-time. Due to continued growth, they're seeking a Senior or Lead Full Stack Developer to help shape the next generation of their digital systems and services. Key Responsibilities of the Senior Full Stack Systems Developer Lead full-stack development across cloud-based software products Manage the full software lifecycle - from architecture to deployment Ensure performance, reliability, and security of enterprise systems Mentor junior developers and support technical strategy Collaborate with internal teams to deliver scalable solutions Skills & Experience required for the Senior Full Stack Systems Developer Strong background in full software lifecycle and enterprise systems Expertise in system design, development, testing, and deployment Deep understanding of security, databases, networking, and HCI Java enterprise middleware experience is essential Docker, REST APIs, MQTT Deep learning frameworks Leadership or mentoring experience Familiarity with Linux enterprise platforms An interest in environmental sustainability is a bonus. This Senior Full Stack Systems Developer role is offering: A competitive salary ( 80,000 - 85,000 salary + profit/performance bonus) Generous annual leave and pension scheme Private medical cover Electric vehicle salary sacrifice scheme Collaborative, mission-led culture focused on innovation and impact If you are interested in this or other roles in Software Development, please do not hesitate to contact Beth Young on (url removed) or call (phone number removed). We have many more vacancies available on our website. Please refer to (url removed). This is a permanent role. Penguin Recruitment is operating as a Recruitment Agency in respect to this position.

Entity Framework/EF core - SAAS Lead Developer - .NET - Azure - SAAS Azure AD B2B Summary of the Role: We are seeking an experienced and technically proficient Lead Developer to join our dynamic development team. This role is ideal for someone who thrives on hands-on coding, mentoring team members, and driving technical solutions from concept to implementation. The Lead Developer will oversee development processes, collaborate with cross-functional teams, and ensure best practices to create scalable, high-quality software solutions. Key Responsibilities: Hands-on Development: a) Actively participate in coding, with a strong focus on Back End and Front End development using modern technologies. You will be directly involved in the design, coding, and testing of software components. b) Ensure high-quality, secure, maintainable code is delivered and continuously refactored to align with industry best practices. Technical Leadership and Guidance: a) Lead a team of developers, providing technical direction, mentorship, and guidance on best practices in development, design patterns, and frameworks. b) Conduct code reviews to maintain code quality and provide constructive feedback to developers. Project Ownership and Delivery: a) Collaborate closely with Product Managers, QA, and other stakeholders to define and prioritize project deliverables and timelines. b) Break down complex requirements into technical specifications and actionable tasks, ensuring accurate delivery and milestone achievement. Process Optimization and Quality Assurance: a) Champion agile development processes, CI/CD practices, and automated testing to improve productivity, code quality, and release efficiency. b) Actively participate in sprint planning, retrospectives, and continuous improvement efforts. Innovation and Continuous Learning: a) Stay updated on emerging technologies and trends relevant to the tech stack and business needs. b) Propose new tools, libraries, and technologies that could improve development efficiency and scalability of the platform. Problem Solving and Troubleshooting: a) Quickly and effectively troubleshoot and resolve complex technical issues, ensuring minimal impact on end-users. b) Support production deployment, debugging, and ongoing maintenance as needed. Requirements and Key Skills: Educational Background: Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent practical experience. Technical Skills: Entity Framework/EF core - SAAS Experience developing large, multi-project solutions built in .NET 6+ & .NET Framework 4.7.2. Experience working with the full stack including Webforms, MVC, Razor Pages, Web API, EntityFramework/EntityFrameworkCore, Bootstrap, SQL Server 2022, git (AZDO/GitHub). Experience building interactive and responsive web applications using React & TypeScript Experience using Microsoft Azure especially PAAS services eg AppService, SqlDatabase. Experience of other Microsoft Azure services eg FrontDoor, Azure AD B2C is highly desirable. CI/CD with Azure DevOps/GitHub Actions. Experience evolving a monolith architecture to a modular monolith/vertical slices. Working with onshore/offshore teams Experience with microservices architecture, RESTful APIs, and serverless computing. Expertise in database design and management (both SQL and NoSQL databases). Experience: 5+ years of experience in software development with hands-on coding responsibilities. Prior experience in a lead or senior developer role, with a track record of delivering successful projects. Experience in working with agile development methodologies (eg, Scrum, Kanban). Soft Skills: Strong problem-solving skills and attention to detail, with an ability to analyze requirements and make informed decisions. Excellent communication skills and the ability to effectively collaborate with cross-functional teams and stakeholders. A strong mentoring mindset with the ability to develop team members' technical and professional skills.

Python Automation Developer 12-month Contract 557.65 per day - Inside IR35 Hybrid - 3 days on-site, 2 days Work from home Role Summary: We are looking for an experienced Python Automation Developer with 7+ years' experience, including 2 years leading or reviewing code. While the role is predominantly back-end (around 80%), full stack developers with front-end exposure will also be considered. You will be supporting automation projects, focusing on using existing tools rather than building them from scratch. The ideal candidate can quickly adapt to new environments, become productive fast, and deliver across Python development, automation, APIs, and database management, with some front-end work in JavaScript/React as needed. Key Qualifications: 7+ years designing and developing automation solutions in Python, with 3+ years leading reviews and ensuring quality in others' work. Hands-on experience with Selenium, and iOS functional automation. Experience with testing activities across the entire lifecycle of the project from inception to delivery. Front-End Development: Design and implement user interfaces using JavaScript, and frameworks such as React. Back-End Development: Develop and maintain server-side logic using Python. Manage APIs and integrate third-party services and tools. Ensure application data integrity and security by designing and managing databases in Postgres. Optional Qualifications: Built LLM applications and familiar with the concepts of MCP servers, Agents, and Retrieval-Augmented Generation (RAG) systems. Experience with extract, transform, and load (ETL) data with using Python libraries (e.g. Pandas). Strong understanding of version control systems and CI/CD pipelines to streamline development workflows and proficient with tools such as Git, and Jenkins. Automated data analytics and reporting across multiple systems. Lead coordination with multiple Engineering and Product teams to expedite issue prioritization and resolution. Create detailed test reports documenting progress, status, test plan completion, identified defects, and associated risks. Responsibilities: As part of the Automation Team, you will independently design and develop AI based intelligent automation solutions in line with requirements provided by the Product team. Develop test strategies, plans, cases, and scripts for both existing functionality and new features. Contribute to multiple initiatives, balancing new feature development with documentation and on-time delivery. Communicate status and progress in a timely manner, including sprint review reports, presentations, and planning demos for new features and MVPs. Participate in Scrum ceremonies and cross-functional meetings to strengthen collaboration within and across teams. Everybody is Welcome Diversity and Inclusion Statement PCR Digital "At PCR Digital, we are committed to ensuring that diversity, equity and inclusion play a role at all stages of our recruitment - it is important to us that our own company culture and the culture of our network is as varied and supportive as possible. We love people (it's why we do what we do), so, regardless of background, we welcome you to work with us or apply to any of our jobs if you feel that they are right for you." We also aim to ensure that our entire process is accessible. Please make us aware of any adjustments you may need throughout the selection, interview and general process and we will do all we can to ensure that any barriers are removed for you.