52 jobs found

Senior Backend Developer (Typescript, NodeJS) Looking for a Senior Backend developer with very strong Typescript and NodeJS due to growth and success, for a highly talented development team. My client is looking for an experienced software developer who can hit the ground running from day one with significant commercial experience as a backend developer to work on the following tech stack: NodeJS / Typescript / Mocha / Sinon / Terraform / Git / Gitlab CICD/ Docker AWS (ECS, EC2, Kinesis, Firehose, RDS, Lambda, S3, DynamoDB, SQS, SNS) Databases Postgres / MySQL As a Senior Developer to lead by example. A strong critical thinker with excellent problem-solving skills. Someone who can take ownership of projects from design to implementation and work in an Agile environment. Looking for someone who can lead by example who can balance technical excellence with pragmatic execution, ensuring the product evolves. Personality is key someone who can take ownership, go above and beyond. Specifically, you will play a key role in developing and running a complex multi-environment SaaS product compromised of 70+ git repos using modern microservice backend built in Typescript / NodeJS / Docker on AWS and automated CI/CD pipelines released onto terraform-provisioned infrastructure. There will be opportunities to learn as well as using your own experience to influence the team and platform. The role is based in Crewe, Cheshire and does offer hybrid working. Your responsibilities will include • Design, build, and maintain scalable and secure backend systems using Node.js and Typescript • Work closely within a cross-functional team and the wider team, with a focus on working together to achieve desired outcomes. • Lead by example, stepping in to guide the team through challenging situations with persistence and creative problem-solving. • Support and mentor junior developers, sharing expertise and fostering a culture of growth and excellence. • Roll up your sleeves and take the initiative to tackle critical challenges during high-stakes situations.

Developer Location: Romford Hours: 37.5 per week, full time in the office during training/probation and then hybrid Reports to: Team Lead Are you passionate about driving digital transformation through innovative technology? Do you have experience in developing applications and enjoy working in a collaborative environment? If so, we want you to join our dynamic team as a Developer! About the Role: As a Low-Code Developer, you will play a pivotal role in developing and maintaining both customer-facing and internal low-code applications. Your expertise will help propel our organisation into the future, providing continuous support and improvement of our application portfolio. Key Responsibilities: Spot Opportunities: Identify areas for enhancement in existing low-code applications and help build compelling business cases for change. (10% of your time) Manage Development: Collaborate with fellow developers and business analysts to effectively review requirements, break down tasks, and design low-level technical solutions. Execute initial tests and ensure the quality of code aligns with best practices. (65% of your time) Troubleshoot Issues: Solve challenges by debugging application code and providing ongoing operational support, including upgrades and maintenance. (20% of your time) Ensure Quality: Safeguard our production environment from architectural, performance, or security issues. (5% of your time) Qualifications: Education: Bachelor's Degree in Computer Science, Business Information Systems, or equivalent professional experience. Experience: Proficient in full-stack development languages such as HTML, CSS, SQL, and JavaScript. Familiarity with Outsystems and/or Python is a plus! Skills: - Strong analytic skills to simplify complex problems for both technical and non-technical audiences. - Excellent oral and written communication skills, including presentation abilities using MS Visio and MS PowerPoint. - Good interpersonal skills with the knack for presenting ideas in a user-friendly manner. What We Value: We believe in collaboration, integrity, and a drive for results. Here's what we're looking for in you: Collaborative Spirit: You love building networks and working with others to achieve great results. Innovative Mindset: You embrace change and strive to deliver exceptional outcomes. Technical Strength: You possess strong technical and functional expertise, ensuring high standards in your work. Why Join Us? At our organisation, you'll be part of a vibrant team that values innovation and teamwork. We offer a supportive environment where you can grow and thrive professionally. If you're ready to make an impact through technology and be part of a forward-thinking team, we want to hear from you! Let's drive digital transformation together! Benefits include: A competitive compensation package 25 days holiday (+ public holidays) 2 external professional training courses per year (taken during work days) Private health care (taxable) Frequent company and team events Excellent pension plan (employee contributes 5% and employer contributes 10%) Adecco acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers. The Adecco Group UK & Ireland is an Equal Opportunities Employer. By applying for this role your details will be submitted to Adecco. Our Candidate Privacy Information Statement explaining how we will use your information is available on our website.

We are currently recruiting full stack developers to join a trading technology team at a leading investment firm. This team is responsible for building a new Front Office trading platform used directly by traders and quants. These roles are best suited for candidates with experience in full stack development using React and Python and particularly those who have built trading platforms from the ground up. Candidates who wish to apply must have previous experience in the development of Front Office trading systems and must be comfortable facing to the traders and quants. Required skills: Full stack development experience using React + Python React: AG Grid, Charting, WebSockets and data visualisation Python: Core Python experience around multi-processing and async programming Data: Experience building data heavy trading applications System design and architecture Domain knowledge: FX, Rates, Fixed Income Other info: Applicants must have right to work in the UK Applicants must be present in the UK and must be able to commit to 2-3 days working onsite in the London offices Please submit your CV immediately to be considered for this role

Job Title: Principal Developer Team Lead Salary: £51,400 - £68,800 Location: Cambridge/Hybrid Contract: Permanent This Principal Developer Team Lead position offers a pivotal opportunity to shape the technical future of a world-renowned academic organisation. You'll spearhead the migration of enterprise systems to cutting-edge cloud-native AWS architectures, while balancing hands-on technical leadership with people management responsibilities. We are Cambridge University Press & Assessment, a world-leading academic publisher and assessment organisation and a proud part of the University of Cambridge. About the role We're seeking a hands-on Principal Developer Team Lead to drive the technical transformation of our Exam Technology Organisation as we migrate legacy enterprise applications to modern, cloud-native architectures on AWS. You'll balance technical leadership with people management, leading a team of 4-8 developers while establishing the foundations for our future technology stack. Your initial focus will be on two strategic priorities: Evolving our SRE function - Building the DevOps infrastructure, automation, and tooling that enables Site Reliability Engineering practices across development and operations teams Advancing our AI development practice - Establishing standards, frameworks, and best practices for responsibly integrating AI capabilities into our education platforms. What You'll Do Technical Leadership Lead migration of legacy applications to cloud-native AWS architectures Build DevOps automation to support SRE practices Establish AI/ML development standards and frameworks Set observability, monitoring, and incident response standards Promote best practices in web, event-driven, and cloud-native technologies Provide technical expertise and oversee code reviews People Leadership Manage and mentor a team of 4-8 developers, providing coaching, development plan Identifying training needs in AI/ML and SRE. Support recruitment and foster a culture of continual improvement and wellbeing. Delivery & Collaboration Deliver software in agile squads Collaborate with architects, SREs, product owners, and infrastructure teams Liaise with stakeholders to identify education sector needs Plan and estimate migrations and feature delivery Coordinate with service management, security, and AWS experts About you Essentialexperience Degree or equivalent Proven technical team leadership Skilled in two or more modern programming languages Experience with AWS cloud and infrastructure DevOps skills: automation, CI/CD, infrastructure-as-code Understanding of SRE and observability Experience in web-apps and modern frameworks Strong communicator with technical and non-technical audiences Technical Expertise CI/CD pipelines, automation frameworks, and developer tooling Observability tools, monitoring, logging, and alerting systems Responsible AI practices and governance Event-driven architecture and microservices patterns Software design patterns and scalability best practices Security principles in cloud environments Leadership Qualities Ability to set technical standards and provide thought leadership Experience balancing people management with hands-on contribution Strong mentoring and coaching skills Collaborative approach that builds trust across teams Passion for continuous learning in AI/ML and DevOps Promotes inclusion and continuous improvement You'll be instrumental in our digital transformation, establishing the foundations for reliable, innovative systems that serve millions of learners, teachers, and researchers worldwide. By evolving our SRE function and advancing our AI practice, you'll empower teams to deliver high-performance solutions while responsibly harnessing cutting-edge technologies. If you would like to know more about this opportunity and what will make you successful, please see the full job description attached to the bottom of this vacancy on our careers site. Rewards and benefits We will support you to be at your best in work and to live well outside of it. In addition to competitive salaries, we offer a world-class, flexible rewards package , featuring family-friendly and planet-friendly benefits including: 28 days annual leave plus bank holidays Private medical and Permanent Health Insurance Discretionary annual bonus Group personal pension scheme Life assurance up to 4 x annual salary Green travel schemes We are a hybrid working organisation, and we offer a range of flexible working options from day one. We expect most hybrid-working colleagues to spend 40-60% of their time at their dedicated office or location. We will also consider other work arrangements if you wish to work more flexibly or require adjustments due to a disability. Ready to pursue your potential? Apply now. We review applications on an ongoing basis, with a closing date for all applications being 18th February 2026. If you are shortlisted and progressed through the stages, you can expect: A 40-minute screening call with the Hiring Manager. First stage interview via MS Teams or in person. You will be provided with a brief to complete a role related task which will need to be returned by email in advance of your interview. Please note that successful applicants will be subject to satisfactory background checks including DBS due to working in a regulated industry. Cambridge University Press & Assessment is an approved UK employer for the sponsorship of eligible roles and applicants under the Skilled Worker visa route. Please refer to the gov.uk website for guidance to understand your own eligibility based on the role you are applying for. Why join us Joining us is your opportunity to pursue potential. You'll belong to a collaborative team that's exploring new and better ways to serve students, teachers and researchers across the globe - for the benefit of individuals, society and the world. Sharing our mission will inspire your own growth, development and progress, in an environment which embraces difference, change and aspiration. Cambridge University Press & Assessment is committed to being a place where anyone can enjoy a successful career, where it's safe to speak up, and where we learn continuously to improve together. We welcome applications from all candidates, regardless of demographic characteristics (age, disability, educational attainment, ethnicity, gender, marital status, neurodiversity, religion, sex, gender identity and sexual identity), cultural, or social class/background. We believe better outcomes come through diversity of thought, background and approach. We welcome applications from people from all backgrounds and communities, actively seeking to employ people from a wide range of different communities. Documents Job-Description - Principal Developer Team Lead V01.00 .pdf (117.42 KB)

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It's how we've contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services - and our open-access model - we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. LSEG's ticker symbol is LSEG. OUR PEOPLE: People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives. We break down barriers and encourage teamwork, enabling innovation and rapid development of solutions that make a difference. Our workplace generates an enriching and rewarding experience for our people and customers alike. Our vision is to build an inclusive culture in which everyone feels encouraged to fulfil their potential.We know that real personal growth cannot be achieved by simply climbing a career ladder - which is why we encourage and enable a wealth of avenues and interesting opportunities for everyone to broaden and deepen their skills and expertise. As a global organisation spanning 70 countries and one rooted in a culture of growth, opportunity, diversity and innovation, LSEG is a place where everyone can grow, develop and fulfil your potential with meaningful careers. ROLE SUMMARY: Reporting to the Director of Architecture within the Risk Intelligence team. Risk Intelligence is responsible for developing critical services that support anti-money laundering efforts in the financial markets. We're looking for an ambitious Principal Web Architect to lead the evolution of our web platforms. This is a high-impact role where you'll shape the technical direction of our web stack, mentor senior engineers, and ensure our tooling and frameworks are world-class. You'll be instrumental in driving web innovation, ensuring code quality, and staying ahead of the curve in modern web development. MAIN RESPONSIBILITIES: Architectural Leadership : Define and evolve the architecture of our web platforms to ensure scalability, performance, and maintainability. Code Quality & Reviews : Conduct code reviews, establish best practices, and ensure adherence to architectural and coding standards. Mentorship & Coaching : Guide and mentor senior engineers, fostering a culture of technical excellence and continuous learning. Tooling & Developer Experience : Own and enhance the tooling ecosystem (CI/CD, linters, bundlers, testing frameworks) to streamline development workflows. Framework Development : Contribute to and maintain shared frameworks and libraries that power our web applications. Innovation & Research : Stay ahead of emerging trends in web technologies (e.g., edge computing, WebAssembly, server components) and assess their relevance to our stack. Cross-functional Collaboration : Work closely with product, design, and backend teams to deliver cohesive and performant user experiences. SKILLS/EXPERIENCE REQUIRED: Proven experience in architecting and developing web applications. Deep expertise in modern JavaScript/TypeScript, React (or similar frameworks), and web performance optimization. Deep understanding of software design patterns, SOLID, unit testing, locking, dependency injection and other essential engineering methods. Strong understanding of frontend infrastructure, build systems, and deployment pipelines. Experience coaching senior engineers and leading technical initiatives. Passion for developer experience and tooling. Ability to balance hands-on coding with strategic architectural thinking. Ability to lead by example, influencing without direct authority, and communicate complex ideas clearly to technical and non-technical audiences. BONUS SKILLS/EXPERIENCE: Experience with micro frontends, design systems, or federated architectures. Familiarity with backend-for-frontend patterns and GraphQL. Contributions to open-source projects or technical blogs. Career Stage: Manager London Stock Exchange Group (LSEG) Information: Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you.LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth.Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership , Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions.Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce.We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone's race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs.You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering.LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.Please take a moment to read this carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it's used for, and how it's obtained, .If you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice.LSEG (London Stock Exchange Group) is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth. Our culture of connecting, creating opportunity and delivering excellence shapes how we think, how we do things and how we help our people fulfil their potential.

Connect to your Industry Cyber Risk & Security. Everybody's talking about it. Every major corporation is concerned by it. The Government is investing £1.9 billion in tackling it. We're shaping strategies and transforming technology to minimise it and we need you to join us. You'll build strong relationships within a Cyber practice with over 200 extremely talented individuals. Our team brings together people who graduated in everything from Philosophy to Law, Maths and Computer Science. Join them and you will operate at the cutting edge, enjoying the kind of professional development that will set your potential free. At Deloitte, the Cyber Identity team help our clients assess, design, and implement Identity solutions to support digital change and reduce the risk of high impact cyber-attacks. Quite simply, the Identity team help ensure our client's business can expand and adapt to the changing digital and regulatory needs in a secure and complaint manner. Connect to your career at Deloitte Deloitte drives progress. Using our vast range of expertise, we help our clients' become leaders wherever they choose to compete. To do this, we invest in outstanding people. We build teams of future thinkers, with diverse talents and backgrounds, and empower them all to reach for and achieve more. What brings us all together at Deloitte? It's how we approach the thousands of decisions we make every day. How we behave, our beliefs and our attitudes. In other words: our values. Whatever we do, wherever we are in the world, we lead the way, serve with integrity, take care of each other, foster inclusion, and collaborate for measurable impact. These five shared values lead every decision we make and action we take, guiding us to deliver impact how and where it matters most. Connect to your opportunity You will have a passion and curiosity, for cyber and technology, comfortable with operating in a fastpaced environment where you will define and lead the implementation of various identity solutions that enable our clients explore new business opportunities, while reducing the risk of these changes. As an IAM technical specialist/lead, you will be responsible for: Engagement Delivery: Leading large and complex IAM engagements, you will be well versed in the Identity lifecycle and concepts as well as alignment of requirements to security frameworks like NIST. Supporting clients to define and develop their identity projects and programmes, from current state review through to CIAM strategies, roadmap development, and execution of activities to mobilise projects and programmes. Project and programme delivery, covering solution requirements definition, solution architecture, high and low-level design development, solution build / configuration / deployment / integration, supported by testing and hand-over to business as usual operational teams. Form part of digital transformation and enterprise recovery engagements delivering IAM solutions and remediation activity. Deliver broader cyber engagements where needed (across related disciplines like architecture, data security and application security) Market Development: Distilling complex technical matters into simple narratives to drive and lead conversations with senior client stakeholders. Ongoing client engagement / relationship management - building and maintaining client relationships in support of account targeting. Opportunity pursuit - engaging with clients to capture problem statements / solution requirements, developing client propositions / solutions, defining detailed delivery timelines, resource requirements and cost estimates, and supporting client pitch activity. Working with FS sector leadership to shape and refine both existing and new IAM market propositions / offerings. Connect to your skills and professional experience Whilst a bachelor's degree (or equivalent) in Computer Science or Engineering is desirable, we are more interested in your real-world professional experience and your ability to turn this into impactful client outcomes. Technical Skills: The skills we want you to ultimately have will cover: Broad enterprise identity experience across Enterprise and Customer Authentication, with demonstrable ability to build identity strategies which integrate into client enterprise architectures and beyond. Experience working in a digital transformation environment supporting the definition of Identity architecture leveraging cloud native and/or other IAM solutions. Advanced, practical experience of a variety of CIAM solutions such as ForgeRock, Ping, Microsoft Azure B2C, Okta, and Auth0 or equivalent. Advanced, practical experience of cloud hosting services including, Amazon Web Services, Microsoft Azure, Google Cloud Platform. Hands-on experience of Microsoft Active Directory/Azure AD Domain Services, Federation Services, Certificate Services, DNS and DHCP or equivalent. Hands-on experience of implementation of OAuth, OIDC and JWTs. Understanding of decentralised identity, verifiable credentials, microservices and Trust over IP architecture stack. Detail oriented and strong problem-solving skills. Excellent oral and written communication skills including concisely communicating status and creating customer reports and presentations. Consulting Skills: Project management - Experience with waterfall and agile type methodologies, often working within client specified frameworks. Delivery team management: Managing teams across a mix of locations, cultures, and experience levels. Client stakeholder management - Strong communication and relationship skills to manage a variety of client stakeholders from CISO to Developer. In addition to the above the following are desirable: Consulting or equivalent background. Understanding of malware and the modern threat landscape. Relevant certifications (e.g. CISSP, certifications from Microsoft, ISC2, ISACA, SANS, GIAC, ECCouncil etc. or equivalent). Exposure to/Understanding of DevOps tools and repositories (e.g. Git, Azure Dev Ops, Kubernetes, Docker, Jenkins, Ansible etc.). Role based access control (RBAC) design. Practical experience with Linux operating systems. Experience with Modern Authentication concepts e.g. Self-Service Identity, Bring your own Identity, SCIM, SAML, WS-Federation, OAuth, Open ID Connect or equivalent. Ability to hold Security Clearance. Connect to your business - Technology and Transformation Distinctive thinking, deep expertise, innovation and collaborative working. That's what connects us. That's what makes us Deloitte. If you want to help solve some of the biggest tech and transformational challenges around, join us. Together, we'll make an impact that matters. Cyber The modern world is more complex than ever before, and we are navigating an ever-changing landscape. We help clients to operate with resilience and grow with confidence to secure success and minimise risk. Personal independence Regulation and controls are standard practice in our industry and Deloitte is no exception. These controls provide important legal protection for both you and the firm. We are subject to a number of audit regulations, one of which requires that certain colleagues abide by specific personal independence constraints (e.g., in relation to any financial interests and employment relationships). This can mean that you and your "Immediate Family Members" are not permitted to hold certain financial interests (shares, funds, bonds etc.) with audit clients of the firm, and also prohibitions on certain employment relationships (e.g., you are not permitted to hold a secondary employment role with SEC audit clients of the firm whilst being employed by the firm). The recruitment team will provide further detail as you progress through the recruitment process or you can contact the Independence team upon request. Connect with your colleagues "Join Deloitte and you'll be guiding major clients to their best technology and process decisions. You'll work at the cutting edge, with some of the finest minds in this field, and be able to take your career in any direction." - Deloitte employee "At Deloitte, is collaboration that sets us apart. Our scale and structure mean you can draw on all kinds of expertise from across our entire global business and behave as a true business partner for your clients." - Deloitte employee Our hybrid working policy You'll be based in London with hybrid working. At Deloitte we understand the importance of balancing your career alongside your home life. That's why we'll support you to work flexibly through our hybrid working policy. Depending on the requirements of your role, you'll have the opportunity to work in your local office, virtual collaboration spaces, client sites and remotely. You'll get the chance to meet face to face when needed, while you collaborate and learn from colleagues, share your experiences, and build the relationships that will fuel your career and prioritise your wellbeing. Please check with your recruiter for the specific working requirements that may apply for your role. Connect to your return to work opportunity Are you looking to return to the workplace after an extended career break? For this role we can offer coaching and support designed for returners to refresh your knowledge and skills . click apply for full job details

Lead React Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go) required by our trading software client in London. You MUST have the following: Strong experience as a Lead React Developer/Software Engineer/Programmer Excellent JavaScript, TypeScript and React Redux Experience building Front Office trading systems (execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: Ag-Grid and GraphQL Golang Java Role: Lead React Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go) required by our trading software client in London. You will be joining a small team to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL and Playwright. This all sits on Golang, Kafka, Java and AWS, which the other developers will be building. Although, any Back End experience would be advantageous. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. There is hybrid working with a possibility for remote working. Salary: £120-150k + 50% Bonus + Pension

Lead Full-Stack Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in Manhattan, New York City. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software Engineer/Programmer Excellent JavaScript and TypeScript Golang or Java Experience building Front Office trading systems (portfolio management, execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: Ag-Grid and GraphQL Python Role: Lead Full-Stack Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You will be leading two small teams to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL, Playwright, Java, Golang, Kafka and AWS. The hiring manager is flexible on experience. Ideally, you will have React Front End experience, but this could be substituted by Angular or Vue. Similarly, if you have Java but no Golang and GCP but not AWS, we could still proceed. You could also have Go experience but no Java. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. There is hybrid working with a possibility for remote working. Salary: £120-150k + 50% Bonus + Pension

Lead Java Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software Engineer/Programmer Java Experience building Front Office trading systems (portfolio management, execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python Role: Lead Java Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You will be leading two small teams to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL, Playwright, Java, Golang, Kafka and AWS. The hiring manager is flexible on experience. Ideally, you will have some full-stack experience, or have led full-stack teams, but Java is the focus here. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. There is hybrid working with a possibility for remote working. Salary: £120-150k + 50% Bonus + 401k

REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software Engineer/Programmer Excellent Golang Experience building Front Office trading systems (portfolio management, execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You will be leading two small teams to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL, Playwright, Java, Golang, Kafka and AWS. The hiring manager is flexible on experience. Ideally, you will have some full-stack experience, or have led full-stack teams, but Golang is the focus here. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. Remote working would require coming into the office 1-2 days/month. Duration: 12-24 months Rate: £600 - 800/day

REMOTE Lead React Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go) required by our trading software client in London. You MUST have the following: Strong experience as a Lead React Developer/Software Engineer/Programmer Excellent JavaScript, TypeScript and React Redux Experience building Front Office trading systems (execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: Ag-Grid and GraphQL Golang Java Role: REMOTE Lead React Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go) required by our trading software client in London. You will be joining a small team to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL and Playwright. This all sits on Golang, Kafka, Java and AWS, which the other developers will be building. Although, any Back End experience would be advantageous. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. Remote working would require coming into the office 1-2 days/month. Salary: £120-150k + 50% Bonus + Pension

REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software Engineer/Programmer Excellent Golang Experience building Front Office trading systems (portfolio management, execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You will be leading two small teams to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL, Playwright, Java, Golang, Kafka and AWS. The hiring manager is flexible on experience. Ideally, you will have some full-stack experience, or have led full-stack teams, but Golang is the focus here. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. Remote working would require coming into the office 1-2 days/month. Salary: £120-150k + 50% Bonus + Pension

Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software Engineer/Programmer Excellent Golang Experience building Front Office trading systems (portfolio management, execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You will be leading two small teams to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL, Playwright, Java, Golang, Kafka and AWS. The hiring manager is flexible on experience. Ideally, you will have some full-stack experience, or have led full-stack teams, but Golang is the focus here. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. There is hybrid working with a possibility for remote working. Salary: £120-150k + 50% Bonus + Pension

Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software Engineer/Programmer Excellent Golang Experience building Front Office trading systems (portfolio management, execution or order management, risk or PnL analysis) Strong ability to lead and take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You will be leading two small teams to build a new multi-asset portfolio management system. The stack is React, TypeScript, Redux, Ag-Grid, GraphQL, Playwright, Java, Golang, Kafka and AWS. The hiring manager is flexible on experience. Ideally, you will have some full-stack experience, or have led full-stack teams, but Golang is the focus here. You need experience building trading systems but it does not matter what the asset class is. If you have experience with execution management or order management systems, that would be ideal but is not essential. Similarly, it doesn't matter if your financial experience is from the buy-side or the sell-side. This is a well-backed company that is growing rapidly and will likely IPO in the next 24 months. There is hybrid working with a possibility for remote working. Duration: 12-24 months Rate: £650-850/day

Permanent Central London - 2 days on-site per week Salary: £70,000 - £80,000 + bonus + benefits Front End Developer | Vue | React | Angular The Role A leading international law firm is seeking a Front End Champion to own and architect their Front End applications. you'll work hand in hand with a UX Designer to craft exceptional user experiences for global operations across the Americas, Europe, the Middle East, and Asia. This is a Front End-focused role - while full stack experience is valued, your mission is Front End excellence. The wider team have Back End covered; they need your expertise in modern JavaScript frameworks. What you'll Bring Essential: JavaScript/TypeScript expertise and deep ecosystem knowledge Strong proficiency with React, Vue, or Angular (React/Vue especially valued) Expert HTML5, CSS3, SASS/LESS skills Experience with component architecture and design systems Modern tooling: NPM/Yarn, Webpack/Vite, Jest, Cypress/Playwright RESTful API integration experience Focus on accessibility (WCAG), performance, and cross-browser compatibility Bonus: Tailwind CSS or Flutter experience Familiarity with .NET/.NET Core environments What you'll Do Own Front End architecture and make key technical decisions Collaborate with UX to transform designs into performant interfaces Build modern, scalable applications using best practices Champion innovation and introduce new approaches Work in an Agile/Scrum environment Why Join Us This is not your typical law firm. Diversity is their strength - they re a global team that trusts and empowers people to deliver consistently. You will be encouraged you to stay current with emerging technologies and bring fresh ideas. Note: The technical assessment includes .NET Core context to evaluate how you'll integrate with the existing stack. Apply now if you re a Front End specialist passionate about modern JavaScript frameworks and want to be the champion of Front End excellence. Services offered by Computappoint Limited are those of an Employment Business and/or Employment Agency in relation to this vacancy. Computappoint do not use AI to filter or assess candidates, we use experienced and dedicated recruiters, who want to match the best people to roles.

Technical Lead Developer - Full Stack (TypeScript, Node) Location: Portsmouth, Hampshire (Hybrid - 1 day per week onsite) Salary: 90,000 - 100,000 + benefits We're working with a fast-growing UK SaaS technology company that builds data-driven digital products used by commercial teams to better understand and engage with their customers. They are now looking for an experienced Technical Lead Full Stack Developer to play a key role in shaping and delivering their next generation of customer-facing platforms. This is a hands-on technical leadership role where you'll be involved from early design through to production delivery, working with a modern cloud-based stack and deploying to live environments on a daily basis. The Role Lead technical delivery across a high-performing development squad (10+) Contribute to solution design, system architecture and domain modelling Build proof-of-concepts and spike complex or uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling and best practice across the wider engineering function Tech Environment You'll work with a modern stack including: TypeScript Node.js microservices Vue.js Redis, SQL Server & Snowflake AWS cloud infrastructure CI/CD pipelines and DevSecOps practices About You Strong full stack development experience (ideally 10+ years) 5+ years of TypeScript experience Solid Node.js Experience Background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset when designing and delivering software Excellent collaboration skills and confidence working with stakeholders Interest in using AI to accelerate and improve software development A passion for performance, security and engineering best practice Degree in Computer Science or equivalent real-world experience What's On Offer Hybrid working (1 day per week in the Portsmouth office) Opportunity to join a scaling UK SaaS business Strong engineering culture with a focus on quality and continuous improvement Supportive, collaborative working environment Community and charity initiatives, including volunteer days Interested in learning more? Apply now or contact us for a confidential discussion about the role and company - (url removed) Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Our client is looking for a Senior Developer to design, build, and optimise high-performing Front End and Back End systems while leading by example-driving best practices, mentoring others, and championing innovation across tech stack. This is a great opportunity to step into a leadership-focused role within a fast-moving eCommerce business, where your work directly impacts the customer journey and the future of our platform. What you'll do: Design, develop, and maintain scalable, secure systems Improve and modernise existing architecture with a focus on DevSecOps Lead and support the transition to microservices on AWS Ensure OWASP security standards across the codebase Participate in Agile ceremonies, code reviews, and sprint planning Mentor junior developers and uphold high engineering standards Collaborate closely with Product, Design, and DevOps teams Monitor and improve application performance Skills & Experience: Senior-level experience with PHP/Laravel, MySQL, JavaScript, CSS, Tailwind, Livewire Experience with React/NextJS or similar frameworks Strong AWS experience (EC2, ECS, S3, Lambda) Solid understanding of OWASP, DevSecOps, and RESTful APIs Experience with Git, CI/CD pipelines, and Agile (Scrum, Jira) Strong problem-solving skills and a collaborative mindset Docker, serverless architectures, microservices experience a distinct advantage.