1 to 25 of 31 Contract RESTful Jobs

Senior Backend Developer (Python) - Remote

Hiring Organisation
IO
Location
Bristol, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 45 - 50 Hourly
software developers to deliver robust, production-grade solutions. What you'll be doing Design and develop scalable backend services using Python and FastAPI Build RESTful APIs and microservices Develop data pipelines supporting large-scale analytics platforms Work with Neo4j graph databases and relational databases such as PostgreSQL or SQL Server ...

Senior Java Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Solihull, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£400 - £430/day contract Outside IR35
Collaborate closely with Business Analysts to refine and elaborate requirements. Work alongside Testers to ensure solutions are thoroughly tested and meet quality standards. Develop RESTful APIs and integrate with internal and external systems. Contribute to system design, code reviews, and technical discussions. Build and maintain CI/CD pipelines using ...

C# Developer

Hiring Organisation
CEI England Limited T/A CEI GB
Location
Isleworth, London, United Kingdom
Employment Type
Contract
Contract Rate
£380 per day
develop, and maintain scalable backend services using Java and/or C# . Build modern, responsive user interfaces using ReactJS . Develop and support RESTful APIs and microservices . Design, optimize, and maintain database solutions using Oracle and Couchbase . Implement and support event-driven architectures using messaging platforms such ...

Full Stack Java Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £500 per day + PAYE holiday
have a passion for building robust enterprise systems. What you'll be doing Develop enterprise applications using Java and Spring Boot Build and enhance RESTful APIs and microservices Design scalable, high quality software solutions Collaborate with Product, QA and Engineering teams Write clean, well tested, maintainable code Participate in code ...

Fullstack Developer

Hiring Organisation
Opus Recruitment Solutions
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £650/annum
skills Solid understanding of responsive design, modern UI development, HTML5, and CSS3 Experience developing reusable component libraries and scalable frontend architectures Proven experience integrating RESTful APIs, GraphQL services, and third-party platforms Experience with state management solutions such as Redux or Zustand Strong focus on application performance, accessibility, security ...

Java Developer

Hiring Organisation
Matchtech Mobility
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£540 - £640 per day
Design, develop, test, and maintain Java-based applications and services. Translate business and technical requirements into clean, efficient, and maintainable code. Develop backend services, RESTful APIs, and integrations with internal and third-party systems. Build and enhance solutions using Spring Boot, Spring MVC, Hibernate, and microservices architectures. Work closely with … Full Stack Developer. Strong hands-on development experience with Java and object-oriented programming principles. Experience building applications using: Spring Boot Spring MVC RESTful APIs Microservices Strong understanding of relational databases and SQL. Experience working with databases such as MySQL, PostgreSQL, or Oracle. Experience using Git, Bitbucket, or similar version ...

Frontend Developer

Hiring Organisation
Invitise
Location
EX2, Alphington, Devon, United Kingdom
Employment Type
Contract
Contract Rate
£600/day
automated testing. You will need proven experience working with the following: React, Next.js and TypeScript HTML, CSS and JavaScript Consuming internal or RESTful APIs Elasticsearch and SQL-style databases Git and cloud deployment (Azure and/or AWS) Experience with PyGeoAPI would be beneficial, as would familiarity with Jira ...

Front End Developer

Hiring Organisation
Invitise Ltd
Location
Exeter, Devon, South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £600 per day
automated testing. You will need proven experience working with the following: React, Next.js and TypeScript HTML, CSS and JavaScript Consuming internal or RESTful APIs Elasticsearch and SQL-style databases Git and cloud deployment (Azure and/or AWS) Experience with PyGeoAPI would be beneficial, as would familiarity with Jira ...

Python Developer

Hiring Organisation
Queen Square Recruitment Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£420/day
enterprise platforms. Key Responsibilities Develop and maintain Python-based automation frameworks and scripts for network testing, data processing, and operational workflows. Build RESTful APIs using Flask or FastAPI. Work with SQL and NoSQL databases including PostgreSQL, MySQL, MongoDB, and Redis. Develop and maintain Docker-based applications and environments. Support ...

Scala Engineer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £470/day
delivery teams. Drive continuous improvement across engineering practices. Essential Skills Strong commercial experience with Scala . Experience using the Play Framework . Experience developing RESTful microservices. Strong knowledge of unit and integration testing. Experience working within Agile delivery teams. Excellent problem-solving and communication skills. Desirable Skills Cloud platform experience ...

Software Developer

Hiring Organisation
Line Up Aviation
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
£41.10/hour
knowledge of Developing in Spring with Hibernate Good Knowledge of developing REST within HTTPS Experience of developing within a microservice architecture Web Services using RESTful APIs Distributed systems Knowledge and use of software design patterns Agile Development Processes CI/CD delivery techniques Source code management ...

Senior Software Engineer Java (Fixed Term Contract)

Hiring Organisation
Microlise
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Contract
experience with Java and the wider Java ecosystem, including designing, developing, testing and maintaining enterprise-scale applications. Strong experience developing solutions using Spring Boot , RESTful APIs and microservices architectures. Experience building cloud-based applications using Azure or a comparable cloud platform, with an understanding of scalable, reliable and maintainable application ...

Java Developer

Hiring Organisation
Red Commerce
Location
Isleworth, London, United Kingdom
Employment Type
Contract
collaborate effectively within your own team and across multiple teams in a cross-functional environment. Demonstrable experience designing, developing, and successfully deploying web applications, RESTful APIs, and event-driven architectures, including asynchronous messaging using Kafka. Experience with automated testing frameworks, including consideration of both functional and non-functional testing requirements. ...

Java Software Engineer - Liverpool 1 dpw - up to £70,000

Hiring Organisation
Exalto Consulting
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£65000 - £70000/annum £70,000 + Benefits
with large or mature codebases. Experience deploying and managing Java applications on Apache Tomcat and/or IBM WebSphere application servers. Demonstrable experience with RESTful APIs and integrating third-party services. Strong understanding of web performance, accessibility (WCAG), and responsive design principles. Solid experience across the testing landscape, including unit ...

Senior .Net Developer

Hiring Organisation
Synnovate
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Outside IR35
your primary skill and it needs to be excellent Demonstrable experience with AI-assisted development (Copilot, Claude, Cursor, or similar) Experience building and designing RESTful APIs SQL Server — comfortable with schema design and query performance Strongly Preferred Entity Framework NoSQL (CosmosDB, MongoDB, or similar) Redis Authentication and authorisation implementation (OAuth ...

Senior Backend Developer

Hiring Organisation
Rullion Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Skills: Demonstrated expertise as a Senior Backend Developer. Proficiency in Python as your primary language, or willingness to adapt. Hands-on experience with RESTful APIs and/or GraphQL. Proficiency in version control tools like Git. Sound understanding of development best practices including pair programming and TDD. Eagerness to engage ...

Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£499 - £500/day
want to hear from you! What You Will Do Develop & Innovate: Design, build, test, and maintain robust Java-based applications, backend services, and RESTful APIs. Collaborate: Work closely with Architects, Business Analysts, Product Owners, QA, and DevOps engineers throughout the software development lifecycle. Write Clean Code: Translate technical requirements into … Backend Engineer, or Full Stack Developer with strong Object-Oriented Programming (OOP) skills. Frameworks & Architecture: Deep hands-on experience with Spring Boot, Spring MVC, RESTful APIs , and Microservices . Database Mastery: Solid understanding of SQL and relational databases (MySQL, Oracle, or PostgreSQL). Version Control & Build Tools: Proficiency with ...

Full Stack Developer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540/day
improvement. Key Responsibilities Design, develop and maintain secure full stack applications using Java, Spring Boot, React and TypeScript. Develop scalable backend services and secure RESTful APIs. Build intuitive, accessible and responsive frontend applications. Develop reusable frontend components aligned with established design system principles. Integrate frontend applications with backend APIs, workflow … National Security or similarly secure environments. Strong Java development experience. Strong Spring Boot experience. Strong React and TypeScript development experience. Experience designing and developing RESTful APIs. Experience with SQL and/or NoSQL databases. Experience building responsive, accessible and maintainable user interfaces. Experience with Git and modern software development practices. ...

Clojure Software Developer - Cambridge

Hiring Organisation
Harvey Nash
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Contract, Work From Home
background, ideally with functional programming experience. Experience working in Agile development teams. Strong problem-solving skills with the ability to work independently. Experience with RESTful APIs and API design. Familiarity with SPA frameworks and modern web application architecture. Good communication skills and ability to work collaboratively with technical teams. ...

Lead Software Engineer / Technical Lead (Python & Django)

Hiring Organisation
NonStop Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £720/day
architecture and engineering best practices while remaining hands-on. What You'll Be Doing Develop secure, scalable applications using Python & Django Design and build RESTful APIs Contribute to system architecture and technical design Work within Agile, multidisciplinary delivery teams Write clean, well-tested code using TDD principles Support live services ...

.NET Developer, C#, React, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Hybrid
Agile environment. Key Responsibilities Design, develop and maintain applications using C# and .NET technologies Build modern, responsive user interfaces using React Develop and integrate RESTful APIs and backend services Work with databases to design, optimise and manage data solutions Collaborate with technical and non-technical stakeholders to understand requirements ...

Technical Lead

Hiring Organisation
Response Informatics
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
systems Practical cloud native experience Professional experience in API management technology e.g API GEE, Kong, Mulesoft Strong understand of OpenAPI Specification (OAS) for RESTful API s DevOps (CICD, Kubernetes, Terraform) Preferred qualifications, capabilities, and skills AWS (ECS, EKS, MSK) CDN, WAF, Networking Kong API Gateway Golang programming language Lua programming ...

Ellucian Experience Developers

Hiring Organisation
Xpertise
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
React, JavaScript and TypeScript. Experience with Material-UI, HTML5, CSS and CSS-in-JS (JSS). Strong Node.js development experience. Knowledge of GraphQL, RESTful services and JSON-based integration development. Experience with unit testing frameworks including Jest and Enzyme. Understanding of WCAG accessibility standards and inclusive design principles. Proven experience ...

API Management Lead

Hiring Organisation
DNS Info Ltd
Location
Glasgow, Glasgow City, City of Glasgow, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £400/day Inside IR 35
their IT systems · Practical cloud native experience · Professional experience in API management technology e.g APIGEE, Kong, Mulesoft · Strong understand of OpenAPI Specification (OAS) for RESTful APIs · DevOps (CICD, Kubernetes, Terraform) Preferred qualifications, capabilities, and skills · AWS (ECS, EKS, MSK) · CDN, WAF, Networking · Kong API Gateway · Golang programming language · Lua programming ...

Back End Developer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, Whitehall, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540/day
that integrate with existing Defence platforms while following modern engineering and DevSecOps practices. Key Responsibilities Design, develop and maintain Java-based microservices. Build secure RESTful APIs supporting workflow, metadata, document management and integration services. Develop workflow integrations using orchestration technologies where required. Integrate with enterprise data sources, identity services … development experience within MOD, Defence, National Security or similarly secure environments. Strong commercial Java development experience. Expertise with Spring Boot. Experience designing and developing RESTful APIs. Strong SQL and NoSQL database experience. Experience with Docker, Kubernetes or other container technologies. Familiarity with CI/CD pipelines and DevSecOps practices. Experience ...