20 of 20 Contract Node.js Jobs in London

Java Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
South West London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £600 per day + Inside IR-35
Code for day-to-day development Git and version control Experience with relational and/or NoSQL databases Nice to have Exposure to Node.js and TypeScript Experience working with JavaScript-based frontends Azure DevOps or GitHub Actions Docker and Kubernetes Microservices architecture Messaging or event-driven systems Reasonable Adjustments: Respect ...

Backend Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
operating backend applications in production environments. Proficiency in at least two or morebackend programming languages such as: Python Go Java Kotlin C# TypeScript/Node.js Ruby Rust Experience designing and consuming RESTful and/or GraphQL APIs. Strong understanding of SQL and database design principles. Experience with cloud platforms such ...

SC Cleared Integration Developer

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
Apps/App Services Azure Service Bus/Event Grid REST APIs and SOAP services OAuth2/OpenID Connect C#/.NET preferred, Node.js or Python JSON/XML transformation Azure DevOps, Git, Terraform/Bicep/ARM Microservices and cloud-native architectures ...

Full Stack AI Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
Proven capability building and operating production applications with embedded AI or machine learning features. Strong programming skills in languages such as Java, Python, or Node.js, with exposure to modern frontend frameworks where relevant. Solid experience integrating systems via APIs, including REST and event-driven patterns. Hands-on DevOps expertise covering ...

SalesForce DevOps Automation Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £450/day
understanding of Salesforce development lifecycle (SDLC), including metadata API, packaging (Unlocked and Managed Packages), and environment strategies. Proficiency in scripting languages such as JavaScript (Node.js), Bash, or PowerShell for pipeline automation. Experience with Git version control, branching strategies, and code merging workflows. Knowledge of DevOps concepts such as continuous integration ...

SC Cleared Freelance Frontend Fullstack Developer

Hiring Organisation
Opus Recruitment Solutions
Location
City Of London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
frontend focus to build modern, scalable web applications, with some backend/API work. Tech & Skills JavaScript/TypeScript, React/Angular/Vue Node.js, REST/GraphQL APIs HTML, CSS, responsive & accessible design Testing (Jest/Cypress), CI/CD, Git Experience integrating APIs (AI exposure a bonus) Responsibilities ...

Integration Developer (Backend + DevOps)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£550 - £600 per day
strong DevOps background. This is a developer-first role with a significant DevOps leaning, ideal for someone who enjoys building backend services ( TypeScript/Node.js on AWS) while owning how code is deployed, automated and operated at scale. You'll play a key role in designing and building deployment pipelines ...

Backend Engineer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
patterns Cloud-native infrastructure supporting globally distributed workloads You may interact with services and systems built in: Python Go Java Kotlin C# TypeScript/Node.js Ruby Rust API Design You will design, build, and consume: RESTful APIs GraphQL APIs Company UK's market leading media organisation with offices in London ...

Web Engineer

Hiring Organisation
Alexander Mann Solutions - Contingency
Location
London, United Kingdom
Employment Type
Contract
Test Driven Development like environment. Working knowledge of Apollo (client and server), React Hooks, SASS/SCSS and Webpack. Good knowledge of Node.js and production- level GraphQL. Design-minded attention to user interface implementation. Message-driven architectures/Kafka/event sourcing. Use of Jest, Cypress and Pact for testing. ...

Senior Engineer CGEMJP00345173

Hiring Organisation
Experis
Location
West London, London, United Kingdom
Employment Type
Contract
comprehensive help articles. The team is based across London, Lisbon and Prague. Skills : React.js, Next.js, Unit testing, Agile, Typescript, Jenkins, Concource CI, TDD, Node.js, GraphQL, Microsoft Playwirght All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able ...

Front End Developer (Angular)

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£45,000 per annum, Negotiable, Pro-rata, Inc benefits
JavaScript, and RxJS for building scalable front-end applications. Solid experience with HTML5, CSS3, CSS Grid, and Flexbox for responsive UI development. Experience using Node.js and npm for build processes and dependency management. Experience integrating and maintaining open-source npm libraries within web applications (for example charting, mapping, or visualisation ...

SC Cleared Node.js Developer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £560 per day + Inside IR-35
Cleared Node.js Developer - £560/day Inside IR35 - Remote (UK) - Government We're looking for an experienced SC Cleared Node.js Developer to join a government department on a fully remote basis (UK only). This contract is paying £560 per day (Inside IR35) and will run initially until November, with … modern, cloud-based platforms. What you'll be doing: Translating business and user requirements into effective technical designs Building APIs and backend services using Node.js (REST, OpenAPI) Developing user-focused services, putting accessibility and usability first Writing clean, reusable, and maintainable code Working with shared/common government tech stacks ...

Integration Architect

Hiring Organisation
Hirexa Solutions UK
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 per day
Designs integration by decomposing business domains into services and processes, delivering API- and event-driven microservices on AWS (API Gateway, Lambda/ECS) with Node.js, and streaming via Kafka alongside SQS/SNS. Builds, deploys and integrates services independent of hosting platforms, using open standards, contracts and protocols for secure ...

Contract Database Administrator

Hiring Organisation
Spectrum IT Recruitment
Location
London, United Kingdom
Employment Type
Contract
heavy cluster on Aurora standard pricing. Required Skills: DBA with MySQL/Aurora MySQL (InnoDB) Knowledge of MySQL RANGE partitioning Percona toolkit AWS Aurora Node.js/GoLang (beneficial) This will be a 4 week contract, with the intended approach already known (can be provided), so requires an expert to validate ...

Technical Lead

Hiring Organisation
Invitise Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
capital markets - Shipping production software with 3 to 5 of those in a tech lead or staff engineer role - Python and TypeScript/Node, with solid React/Next.js and NestJS/FastAPI experience - PostgreSQL, including schema design, query performance, ETL/ELT, and analytical workloads at scale - LLM/… Interested? Please apply below. Tech Lead, Technical Lead, Staff Engineer, Principal Engineer, Private Credit, Private Markets, Capital Markets, AI Platform, Analytics Platform, Python, TypeScript, Node.js, React, Next.js, NestJS, FastAPI, PostgreSQL, pgvector, LangChain, LangGraph, LiteLLM, AWS, LLM, Fintech, Greenfield, Remote, Hybrid/Remote, Contract ...

Technical Lead

Hiring Organisation
InvitISE Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
capital markets - Shipping production software with 3 to 5 of those in a tech lead or staff engineer role - Python and TypeScript/Node, with solid React/Next.js and NestJS/FastAPI experience - PostgreSQL, including schema design, query performance, ETL/ELT, and analytical workloads at scale - LLM/… Interested? Please apply below. Tech Lead, Technical Lead, Staff Engineer, Principal Engineer, Private Credit, Private Markets, Capital Markets, AI Platform, Analytics Platform, Python, TypeScript, Node.js, React, Next.js, NestJS, FastAPI, PostgreSQL, pgvector, LangChain, LangGraph, LiteLLM, AWS, LLM, Fintech, Greenfield, Remote, Hybrid/Remote, Contract ...

Lead Software Engineer

Hiring Organisation
Teksystems
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 500 Daily
Analyze the existing manual RFP workflow and identify opportunities to streamline, simplify, and automate key steps. Design and develop a functional prototype using React, Node.js, and TypeScript to demonstrate proposed automation solutions. Iterate on the prototype based on feedback from stakeholders, refining functionality, usability, and performance. Scale the prototype into … solution to support ongoing maintenance and enhancements. Essential Skills Strong hands-on experience with React for building modern, responsive user interfaces. Proficiency in Node.js for developing scalable server-side applications and APIs. Solid knowledge of TypeScript and its use in building robust, type-safe applications. Practical understanding of ERP systems ...

Lead Software Engineer

Hiring Organisation
Teksystems
Location
Hook, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day
Analyze the existing manual RFP workflow and identify opportunities to streamline, simplify, and automate key steps. Design and develop a functional prototype using React, Node.js, and TypeScript to demonstrate proposed automation solutions. Iterate on the prototype based on feedback from stakeholders, refining functionality, usability, and performance. Scale the prototype into … solution to support ongoing maintenance and enhancements. Essential Skills Strong hands-on experience with React for building modern, responsive user interfaces. Proficiency in Node.js for developing scalable server-side applications and APIs. Solid knowledge of TypeScript and its use in building robust, type-safe applications. Practical understanding of ERP systems ...

SC Cleared Node.js Developer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 560 Daily
Cleared Node.js Developer - £560/day Inside IR35 - Remote (UK) - Government We're looking for an experienced SC Cleared Node.js Developer to join a government department on a fully remote basis (UK only). This contract is paying £560 per day (Inside IR35) and will run initially until November, with ...

Blockchain Developer

Hiring Organisation
Pro Contract Jobs Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
with structured metadata like project ID, vintage year, and verification body. For permissioned programmes you will help set up and operate multi node Besu networks using IBFT 2.0 or QBFT consensus and deliver repeatable testnet deployments. You will build and integrate APIs that connect on chain activity with off chain … pitfalls. You can write clean code, break down complex problems, and collaborate with product and engineering teams to ship outcomes. You are confident with NodeJS and modern JavaScript standards like ES6 and ES7, and you can work with ReactJS or VueJS when needed to support user flows. Nice to have ...