1 to 25 of 57 Contract Node.js Jobs in the UK

other stakeholders to deliver features end-to-end. Ensure systems are scalable, reliable, and maintainable. Write clean, testable, and efficient code following best practices. Requirements: Strong programming skills in Node.js Strong experience with React (Open to other frontend experiences) Solid understanding of RESTful APIs, microservices, and event-driven architecture. Hands-on experience with relational and/or NoSQL databases. Familiarity More ❯

other stakeholders to deliver features end-to-end. Ensure systems are scalable, reliable, and maintainable. Write clean, testable, and efficient code following best practices. Requirements: Strong programming skills in Node.js Strong experience with React (Open to other frontend experiences) Solid understanding of RESTful APIs, microservices, and event-driven architecture. Hands-on experience with relational and/or NoSQL databases. Familiarity More ❯

application functionality. • Keeping abreast of emerging technologies and trends to contribute to continuous improvement • Write technical documentation Experience - Senior/Lead Application Developer (MERN) • Strong skills in Advanced JavaScript (NodeJS ES6) technologies, typescript with knowledge of best practices • DevOps strategies, designing and best practices/strategies • Senior development experience using MERN framework for web application development. • Unit with React Testing More ❯

is an exciting opportunity to contribute to critical services, working with modern technologies in a collaborative environment. Key requirements Strong Java expertise (Java 21+, Spring 3). Experience with NodeJS/Express, MongoDB, and AWS Cloud. Knowledge of CI/CD pipelines (GitLab CI), Docker, and Git. Familiarity with Apache Kafka, microservices, and containerisation. Prior government project experience highly desirable. More ❯

year contract. BPSS (SC preferred/SC eligible)Newcastle beneficial but not essential (1x a week initially, then onsite for team exercises)Inside IR35Essential technical skills: Java/Spring NodeJS/Express/NextJS CI/CD pipelines (Gitlab CI) Mongo NoSQL databases TDD + Unit testing AWS Cloud Technologies (SQS/SNS/ECS/Lambda/KMS) Apache More ❯

Azure DevOps. This position offers genuine impact in a regulated, high-velocity technology environment. Key Skills: Azure Cosmos DB (SQL/Mongo API), NoSQL modelling C#/.NET or Node.js Azure Functions, App Services, AKS, Logic Apps CI/CD with Azure DevOps Performance optimisation (Azure Monitor, App Insights) Distributed systems & concurrency patterns Please apply with an up-to-date More ❯

of DevOps principles and agile delivery. Excellent problem-solving skills and a proactive, team-oriented approach. Confident client-facing communication skills. Desirable Skills & Experience Experience with Apache NiFi and Node.js . Familiarity with JSON, XML, XSD, and XSLT . Knowledge of Jenkins, Maven, BitBucket, and Jira . Exposure to AWS and cloud technologies. Experience working within agile methodologies (Scrum, Kanban More ❯

Senior Full Stack/Backend Developer (Contract AI-First) Were seeking anAI-first Senior Full Stack or Backend Developerto play a key role in shaping the backend of our next-generation B2C platform. Youll work closely with our front-end More ❯

during onboarding. Expenses will be included £500-£560pd (Outside IR35) Initially until end of January to be extended Key Qualifications Extensive experience developing scalable, high-performance backend systems using Node.js and/or Java (v21+). Strong knowledge of microservices architecture and RESTful API design. Demonstrated ability to lead technical initiatives, mentor engineering team members, and promote best practices across More ❯

it into a fully functional, production-ready app. Responsibilities Build a cross-platform mobile app using React Native or Flutter . Develop backend services using Firebase/Supabase/Node.js/AWS/GCP . Implement RESTful APIs , real-time messaging, and push notifications. Integrate payment solutions such as Stripe, Apple Pay, or Google Pay . Collaborate on UI/ More ❯

presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles and processes More ❯

Essential Skills: AWS - Serverless/EC2/SQS Containerisation - EKS IAC - Terraform, Ansible CI/CD - Gitlab Code/Scripting - Node.js, Bash, Python Tooling - Kong (CE/EE), Nginx Monitoring - Prometheus, Grafana, Alert Manager If you are interested in this role, please send your CV to (see below More ❯

Essential Skills: AWS - Serverless/EC2/SQS Containerisation - EKS IAC - Terraform, Ansible CI/CD - Gitlab Code/Scripting - Node.js, Bash, Python Tooling - Kong (CE/EE), Nginx Monitoring - Prometheus, Grafana, Alert Manager. Assist with peer/code reviews. Documenting best practise and ensuring continuity. If you are interested in this role, please send your CV to (see below More ❯

build a new Windows-first (Linux-capable) software platform focused on imaging, visualization, AI integration, and data management. Key Responsibilities Develop front-end features and tools using React, TypeScript, Node.js, and modern CSS. Contribute to back-end C++ microservices supporting imaging, visualization, AI pipelines, and database opera click apply for full job details More ❯

practices and ensuring operational continuity across the development team. Essential Skills: AWS - Serverless/EC2/SQS Containerisation - EKS IAC - Terraform, Ansible CI/CD - Gitlab Code/Scripting - Node.js, Bash, Python Tooling - Kong (CE/EE), Nginx Monitoring - Prometheus, Grafana, Alert Manager More ❯

practices and ensuring operational continuity across the development team. Essential Skills: AWS - Serverless/EC2/SQS Containerisation - EKS IAC Terraform, Ansible CI/CD Gitlab Code/Scripting Node.js, Bash, Python Tooling Kong (CE/EE), Nginx Monitoring Prometheus, Grafana, Alert Manager Assist with peer/code reviews; documenting best practise and ensuring continuity. More ❯

communication skills. Knowledge of using Microsoft Windows and Linux operating systems. Non-Essential Skills: Experience with distributed simulation standards/protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar). Understanding of military communications, datalinks, and interfaces such as 1553/1760 and Ethernet TCP/IP. Practical knowledge of system integration principles and processes. If More ❯

presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential: Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles and processes More ❯

presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential: Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles and processes More ❯

presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential Distributed simulation standards/Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553/1760 and Ethernet TCP/IP Practical knowledge of System integration principles and processes Overview of department: WSSE More ❯

Competent with Windows and Linux operating systems. Excellent written, verbal, and presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols (1553/1760, Ethernet TCP/IP). Understanding of system integration principles and processes. More ❯

Competent with Windows and Linux operating systems. Excellent written, verbal, and presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols (1553/1760, Ethernet TCP/IP). Understanding of system integration principles and processes. More ❯

Senior Software Engineer (React/Node/React Native) - Contract - £575 per day (Outside IR35) Leading Ecommerce client now requires a talented Full Stack JavaScript Developer who is proficient in front/back-end and mobile development. (React/Node.js/React Native). This role will be joining their engineering team, developing new travel systems and requirements for our … working and share knowledge across the department. Reviewing code and providing support to members of your team. Working on client-facing applications in react/next.js Designing and building Node.js/GraphQL APIs. The ideal Senior JavaScript Developer: Senior level experience in modern JavaScript, written with ECMAScript, Typescript, Node.js, React, Next.js etc. React Native/Mobile Experience (Essential) GraphQL AWS … AWS, Docker, Kubernetes, CI, etc). Experience with CI/CD pipelines and automation. Experience working in autonomous agile environments. Experienced in front and back-end development (React.js/Node.js/GraphQL) The role consists of hybrid working with 1 day per week in our clients Central London office and the rest working remotely. This is a 12-month contract More ❯

s degree in Computer Science, AI, or a related technical field. Experience in software development (Backend or Full-Stack). Strong proficiency in Python or other backend languages (e.g., Node.js, Java) and frameworks (e.g., Flask, Django, Express). Proven experience building applications using LLM APIs (e.g., OpenAI) in commercial or production-level environments. Hands-on experience with AI frameworks like More ❯

engineering, RAG (Retrieval-Augmented Generation), and context-aware pipelines to ensure accuracy and relevance. + Integrate AI models with enterprise systems, APIs, and data stores using Python, Java, or Node.js backends. + Collaborate with architects to define scalable and secure AI service architectures. Required Experience/Skills: Implementing AI/ML pipelines for model training, validation, and deployment (using tools More ❯