1 to 25 of 41 Contract Node.js Jobs in the UK

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 ❯

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 ❯

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 ❯

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 ❯

Job Title: Senior Engineer with Node.js and Python or Back End (Java and ideally Kafka) Max rate: £537/Day on Umbrella Location: Croydon (Hybrid) Clearance required: SC Transfer (Active SC only ) Contract Duration: 05 months Experience of Java Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. 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 ❯

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 ❯

SC Cleared Node.js Developer Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day Clearance Required: Active SC Clearance Duration: Until 31/03/2025 Sector: Defence/Government Role Overview We are seeking a highly skilled and security-cleared Node.js Developer to join a long-term government programme within the UK … defence sector. This role involves designing, developing, and maintaining secure back-end services and APIs using Node.js and modern cloud technologies. You'll work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities Develop and maintain back-end services using Node.js and Express.js Write clean, testable, and efficient code following best practices … defence standards Participate in code reviews, sprint planning, and technical discussions Troubleshoot and resolve technical issues across environments Essential Skills & Experience Active Security Check (SC) Clearance Strong proficiency in Node.js and JavaScript/Typescript Experience with Express.js , Restful APIs , and micro services architecture Familiarity with AWS , Docker , and containerised environments Knowledge of secure coding practices and data protection standards Excellent More ❯

Kubernetes Implement and manage service mesh architectures (e.g., Istio, Linkerd, or similar) Support release engineering and messaging systems such as RabbitMQ Develop and maintain RESTful APIs and services using Node.js Collaborate with DevOps teams to improve CI/CD pipelines and platform reliability. More ❯

SC Cleared Node.js Developer Location: Fully Remote (UK-based only) Contract Type: Contract (Inside IR35) Day Rate: £500-£550/day Clearance Required: Active SC Clearance Duration: Until 31/03/2025 Sector: Defence/Government Role Overview We are seeking a highly skilled and security-cleared Node.js Developer to join a long-term government programme within the UK … defence sector. This role involves designing, developing, and maintaining secure back-end services and APIs using Node.js and modern cloud technologies. You'll work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities Develop and maintain back-end services using Node.js and Express.js Write clean, testable, and efficient code following best practices … defence standards Participate in code reviews, sprint planning, and technical discussions Troubleshoot and resolve technical issues across environments Essential Skills & Experience Active Security Check (SC) Clearance Strong proficiency in Node.js and JavaScript/Typescript Experience with Express.js , Restful APIs , and micro services architecture Familiarity with AWS , Docker , and containerised environments Knowledge of secure coding practices and data protection standards Excellent More ❯

from customer-facing products to operational systems. The Role You'll be joining a multidisciplinary engineering team focused on building backend and occasionally frontend components using modern TypeScript across Node.js and React/Next.js. The role centres on developing APIs, event-driven services, and internal tools that support large-scale, cloud-hosted workloads. You'll work closely with engineers, analysts … to architectural improvements, and help evolve the company's approach to distributed data and developer experience. Day-to-day responsibilities include: Designing and implementing backend services in TypeScript using Node.js (REST, GraphQL, workers, event-driven consumers). Building and integrating services that interact with event-sourced or streaming systems. Creating clean, well-structured APIs and internal tools to improve data … planning, delivery, and code reviews. Supporting continuous improvement of codebases, development workflows, and shared engineering standards. Tech Stack & Skills Core skills: Expert-level TypeScript experience and strong proficiency with Node.js in production environments. Skilled in designing and implementing REST or GraphQL APIs, background workers, and microservices. Ability to work with SQL or NoSQL databases and understand how to model and More ❯

scale SaaS platforms. We're looking for a senior/lead engineering consultant with deep expertise in GraphQL to take a leading role in developing our robust TypeScript/Node.js backend click apply for full job details More ❯

Corsham/Remote - 1 day every fortnight on-site Contract: Inside IR35 (Possible 6-12 months extension) Clearance: Active SC Clearance required (DV desirable) We're seeking an experienced NodeJS Engineer to join a high-security Defence programme working on the Local Data Distribution Framework (LDDF) - a critical data integration platform enabling secure information sharing across Defence systems and domains. … be part of a multi-disciplinary agile team responsible for developing, securing, and maintaining microservices that underpin MOD's next-generation data fabric. Key Responsibilities Design, develop, and maintain Node.js microservices within the LDDF architecture. Implement secure RESTful APIs for data exchange across domains. Ensure all services meet MOD security, logging, and auditing standards . Work with DevOps engineers to … Service Bus). Contribute to CI/CD pipelines and automated testing frameworks. Collaborate with architects, testers, and cyber security teams to ensure compliance and resilience. Essential Skills & Experience Node.js (advanced) - event-driven architecture, async programming TypeScript - strongly typed, enterprise-grade API development Express.js or NestJS - RESTful and modular service design Security-first development - OAuth2, JWT, TLS, secure logging Containerisation More ❯

API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. The developer will build reusable libraries and frameworks using C#/.NET or Node.js and establish robust CI/CD pipelines through Azure DevOps to streamline delivery and reduce operational overhead. A key responsibility includes monitoring and optimizing Cosmos DB performance using Azure Monitor … native applications using Azure Cosmos DB (SQL API, Mongo API) Design and implement partitioning strategies, indexing, and consistency models Build reusable libraries and frameworks in C#/.NET or Node.js Develop and maintain CI/CD pipelines using Azure DevOps Monitor and optimise Cosmos DB performance using Azure Monitor and Application Insights Implement automated testing and unit test frameworks Collaborate More ❯

CodePipeline, Jenkins, GitHub Actions, or GitLab CI. - Knowledge of monitoring and logging tools, including CloudWatch, ELK stack, and Prometheus/Grafana. - Strong coding skills in languages like Python, Java, Node.js, or Go. - Ability to design scalable, secure, and resilient cloud-native applications. Additional Experience Required: - Ability to act on own authority to manage and provide direction to projects, maintaining information … their utilisation in cloud-based solutions. - Knowledge of creating robotic process automation solutions, such as UiPath or Blue Prism. - Experience in creating cloud-based solutions using JavaScript/TypeScript, Node.js, SQL, and Docker. - Provide technical insight to broader business discussions to contribute to product development and explore new technical solutions. - Offer definitive advice across diverse teams, negotiating and gaining consensus More ❯