Crimson Limited

AWS Developer - Node.JS - Contract - Birmingham Hybrid working - 1 day per week on site required in Rednal, Birmingham 3-month initial contract duration Inside IR35 - £450-525/day AWS Developer required for a leading customer based in Rednal, Birmingham. Our client are seeking an AWS Developer to come on board to design, develop, and maintain Back End applications on AWS using Node.js, leveraging event-driven architectures and cloud-native services. The role focuses on building secure, reliable APIs and integrations, while supporting efficient deployment, automation, and ongoing performance optimisation. Key Skills & Experience: Strong proficiency in building scalable, high-performance Back End services using Node.js, with a solid understanding of asynchronous programming and RESTful API design. Hands-on experience designing and implementing serverless architectures using AWS Lambda and orchestrating workflows with AWS Step Functions. Proven ability to develop and manage APIs using Amazon API Gateway and implement event-driven systems leveraging Amazon EventBridge. Experience working with distributed messaging systems, particularly Amazon SQS, to build reliable and decoupled applications. Expertise in working with NoSQL databases and storage solutions including Amazon DynamoDB, Amazon S3, and implementing search capabilities using Amazon OpenSearch. Strong understanding of secure application design, including managing secrets and configuration using AWS Secrets Manager and AWS Systems Manager Parameter Store. Experience defining and managing cloud infrastructure using AWS CloudFormation, ensuring repeatability and scalability. Proficiency in implementing CI/CD pipelines using Azure DevOps Pipelines, along with strong experience in version control using Git repositories. Familiarity with microservices architecture, serverless patterns, monitoring, logging, and performance optimization within AWS environments. Harvey Nash is acting as an employment agency in regards to this vacancy.

End User Support Analyst - Laptop Swaps - Cardiff (Onsite Fulltime) Inside IR35 - £290 Agreed assignment rate may be subject to change depending on applicable legislation or solution through which services are performed. Shifts will be 8AM-4PM or 10AM-6PM. 30 Working days! Onsite 5 days per week due to the nature of the contract. Key Skills & Responsibilities. We are seeking an End User Support Analyst to manage high volume laptop swaps. Extensive experience as an End User Support analyst supporting BAU queries in a busy professional services environment Good experience surrounding MS Office 365, Azure, Windows, Active Directory, MS Exchange Server Proficient with HP, Lenovo, and Apple end user devices (laptops, iPhones, iPads), as well as office telephony and WiFi. Experienced in installing, updating, and troubleshooting all supported versions of Microsoft Windows OS. Competent in deployment, updating, and remediation of Microsoft Office suites. Enterprise-level Mobile Device Management using MobileIron: device enrolment, queries and resolutions. Excellent communication skills - verbal, written and presentation Proven ability to engage directly with users of all technical skill levels across the business, providing clear and effective support Interested!?! Please send your up to date CV to Crimson for immediate review Not interested?! Do you know anyone that might be? Refer a friend for this role to earn £250 worth of vouchers. Crimson are acting as an employment business in regards to this vacancy.

Backend Developer - Java/Spring Boot - Warwickshire - Permanent Hybrid working - this opportunity requires 2-3 days/week on site in Warwickshire Competitive salary offering Backend Developer required for a leading client based in Warwickshire. You will come on board to design, build and optimise scalable services and APIs, relating to AI-based applications, ensuring seamless integration with the Front End. Key skills & responsibilities: Develop scalable Server Side applications using Java Spring Boot and microservices architecture. Build secure, high-performance RESTful APIs to support Front End integration. Design and optimize relational databases (MySQL, PostgreSQL) for efficient data management. Resolve performance bottlenecks and enhance system scalability and reliability. Apply best practices in code quality, testing (JUnit, Mockito), and CI/CD pipelines. Collaborate with cross-functional teams to deliver cohesive, end-to-end solutions. Familiar with DevOps tools (Docker, Jenkins) and cloud platforms (AWS, GCP). Knowledgeable in application security, including OAuth2 and JWT authentication. Interested in leveraging AI and automation to improve Back End processes. Interested? Please submit your updated CV to at Crimson for immediate consideration. Not interested? Do you know someone who might be a perfect fit for this role? Refer a friend and earn £250 worth of vouchers! Crimson is acting as an employment business regarding this vacancy

Frontend Developer - React.js - Warwickshire - Permanent Hybrid working - this opportunity requires 2-3 days/week on site in Warwickshire Competitive salary offering Frontend Developer required for a leading client based in Warwickshire. You will come on board to focus on the design and development of scalable UI interfaces relating to AI-powered automation products and solutions. Key skills & responsibilities: Skilled in designing and building responsive, high-performance applications using React.js, JavaScript (ES6+), HTML5, and CSS3. Experienced in integrating RESTful APIs and collaborating with Back End teams to ensure seamless data flow. Proficient in creating reusable, modular components with scalable and maintainable code architecture. Strong focus on performance, accessibility (WCAG), and user experience, leveraging tools like Material-UI and Tailwind CSS. Familiar with TypeScript, modern build tools (Webpack, Babel, Vite), and testing frameworks (Jest, React Testing Library, Cypress). Active contributor in Agile environments, participating in design reviews, sprint planning, and code quality initiatives. Strong problem-solving and collaboration skills, with an interest in applying emerging technologies-including AI-to enhance Front End solutions. Interested? Please submit your updated CV to at Crimson for immediate consideration. Not interested? Do you know someone who might be a perfect fit for this role? Refer a friend and earn £250 worth of vouchers! Crimson is acting as an employment business regarding this vacancy