1 to 25 of 42 Contract RESTful Jobs in England

Senior Software Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
Postman, Selenium, JMeter, etc. Experience with Kubernetes and cloud infrastructure (GCP/AWS/Azure). Knowledge and experience of event-driven microservice architectures, RESTful APIs, message queues, and familiarity with RabbitMQ and Kafka. Previous responsibility for design and architecture of complex web systems, and experience and willingness to coach ...

Java Developer

Hiring Organisation
Experis
Location
Solihull, West Midlands, West Midlands (County), United Kingdom
Employment Type
Contract
systems and diagnosing incidents. Experience in large-scale integration projects involving microservices, messaging, web services, and distributed systems. Experience with web services (SOAP and RESTful). Experience with containerization (Docker). Experience with testing frameworks like JUnit, Mockito, Powermock, JMock, DBUnit, TestContainers. Experience connecting processes across several systems with message ...

Senior Java Developer 6 month contract £500-£550 Inside IR35 Hybrid Swindon

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Swindon, Wiltshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
with Java 17 and modern engineering frameworks Solid skills in SQL, Spring Boot, and Hibernate development practices Proven ability to build microservices and reliable RESTful APIs Hands-on experience applying TDD and BDD testing approaches Good understanding of clean coding principles, SOLID, and cloud technologies Practical experience with AWS services ...

Java Developer (SC + NPPV3 Cleared)

Hiring Organisation
Syntax Consultancy Ltd
Location
Birmingham, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day 450-500/day (Outside IR35)
including: microservices, web services, messaging + distributed systems. Connecting processes across multiple systems using message brokers like ActiveMQ. Robust experience of Web Services, SOAP, RESTful), Containerization (Docker), and testing frameworks (Mockito, JUnit, Powermock, DBUnit, JMock, TestContainers). Supporting live systems + diagnose/resolving incidents. Continuous Integration methodologies such ...

Lead Java Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Solihull, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day Outside IR35
systems and diagnosing incidents. Experience in large-scale integration projects involving microservices, messaging, web services, and distributed systems. Experience with web services (SOAP and RESTful). Experience with containerization (Docker). Experience with testing frameworks like JUnit, Mockito, Powermock, JMock, DBUnit, TestContainers. Experience connecting processes across several systems with message ...

Senior Full Stack Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £700 per day
Backend architecture &APIs (primary focus) Design and evolve scalable backend services in Python using FastAPI for high-availability, high-throughput workloads. Build well-versioned RESTful APIs aligned to OpenAPI/Swagger, with strong conventions for consistency, idempotency, and backward compatibility. Implement authentication and authorization using OAuth2/OIDC, session management ...

Senior Java Microservices AWS developer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Your responsibilities: (Up to 10, Avoid repetition) Design and develop web applications using Java (latest versions), Spring Boot, and AWS technologies. Architect and implement RESTful APIs for distributed enterprise-grade systems. Develop robust, scalable, and high-performance microservices leveraging Spring Boot and modern design patterns. Integrate and manage AWS services ...

Senior Solution Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
Spring Boot and/or similar languages (Go, Java Script). Expert experience with API First approach and API standards (REST, JSON, patterns & practices, RESTful API design). Expert experience with API technology (API gateways) and API security (authentication/authorisation/identity providers). Excellent communication skills ...

Java Lead

Hiring Organisation
Stott & May Professional Search Limited
Location
Redhill, Surrey, South East, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £552 per day
Skills 12 to 15+ years' experience in Java/J2EE development Strong expertise in Spring Boot and microservices architecture Experience designing and building RESTful APIs Proven experience with CI/CD tools such as Jenkins Hands-on experience with Docker and Kubernetes Knowledge of cloud platforms such ...

Senior Outlook Add-in Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful APIs, and modern authentication methods (OAuth/Azure AD) Nice to have: Exposure to CI/CD pipelines, Git-based version control, and automated testing practices ...

Senior Outlook Add-in Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
TypeScript, HTML, and CSS Deep understanding of Microsoft 365, Exchange Online, and the behavioral differences between Outlook clients Experience integrating with Microsoft Graph, RESTful APIs, and modern authentication methods (OAuth/Azure AD) Nice to have: Exposure to CI/CD pipelines, Git-based version control, and automated testing practices ...

Senior Backend Python Developer

Hiring Organisation
ARM
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £480/day
line with existing architectural patterns and standards. Implement business logic, data access layers, and integrations with internal and external systems. Develop and enhance RESTful APIs, following defined contracts and API standards. Write clean, maintainable, well-tested code, adhering to agreed engineering best practices. Contribute unit and integration tests to ensure ...

Full Stack Developer - SC Cleared

Hiring Organisation
Run-Time Group Ltd
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
/React) Developer Clearance - SC Remote Full Stack .NET developer - Visual studio 2022, .Net core 8, C#, Entity Framework 8, React, Typescript, Material -UI, Restful API's, SQL Server, Web UI and CSS, Unit Testing and Azure Repos; Any existing experience with Azure including web/SQL deployment, disaster recovery ...

Senior Developer

Hiring Organisation
Summer Browning Associates
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
£NEG Excellent Day Rates
applications utilising Python. Experience in designing scalable backend services using Golang. Expertise in constructing enterprise-grade applications using C#/.NET. Competence in building RESTful APIs and managing microservices-based architectures. Strong familiarity with Git-based version control systems and CI/CD pipelines. Comprehensive understanding of Agile methodologies ...

Full Stack Developer (ReactJS & Java)

Hiring Organisation
KBC Technologies UK LTD
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
What We’re Looking For Strong hands-on experience with ReactJS Solid backend expertise in Java, Spring Boot, and Microservices Experience designing and consuming RESTful APIs Comfortable creating Swagger/OpenAPI specs Strong understanding of software design and clean code Experience with testing frameworks and automation Practical exposure to Azure ...

Full-Stack Engineer - 6-month contract - Immediate Start

Hiring Organisation
The ECA International Group
Location
London, United Kingdom
Employment Type
Contract, Work From Home
experience with React, Tailwind CSS, Node.js, and TypeScript . Solid understanding of microservices and modular architecture . APIs, Data & Integrations Strong experience with RESTful and GraphQL APIs . Hands-on experience with middleware and orchestration tools such as Tachyon, Temporal, or similar platforms. Experience with data ingestion, pipeline management ...

Java Developer - SC Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
£50 - £60/hour
closely with engineers, architects and stakeholders to ship real-world systems Essential Skills & Experience Java Core (8+) Spring Boot/Spring Framework with Hibernate RESTful web services over HTTPS Microservices architecture Distributed systems Software design patterns Agile development methodologies (Scrum) CI/CD pipelines Git source control Jira or similar ...

Software Engineer - Java

Hiring Organisation
Empresaria UK Ltd
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Contract
with integrity at all times Required Skills & Experience Strong experience with Java (8+) Spring Boot/Spring Framework, including development with Hibernate Experience building RESTful APIs over HTTPS Hands-on experience with microservice architectures Understanding of distributed systems Knowledge and practical use of software design patterns Experience working in Agile ...

Software Developer

Hiring Organisation
Belcan
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
£55/hour
with integrity at all times Required Skills & Experience Proficiency in Java (version 8+) Strong knowledge of Spring Boot, Spring Framework, and Hibernate Experience developing RESTful services over HTTPS Handson experience with microservice architectures and distributed systems Solid understanding of software design patterns Familiarity with Agile development processes Experience with ...

Java Software Developer

Hiring Organisation
Line Up Aviation
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
£55/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 ...

Full Stack Engineer (Java / ReactJS)

Hiring Organisation
Shillito Executive Search Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£520.00 - £525.00 per day
Front-end development using ReactJS Experience delivering solutions within a microservices architecture Regular delivery of changes to production at high cadence Building and delivering RESTful APIs to production Experience designing schemas and working with PostgreSQL databases Desirable Experience Containers and orchestration technologies (Docker, Kubernetes) and exposure to GCP Previous experience ...

UI Engineer

Hiring Organisation
Pontoon
Location
Warwick, Warwickshire, United Kingdom
Employment Type
Contract
architecture and code-splitting techniques. Conduct code reviews and provide constructive feedback to peers, contributing to front-end development standards and guidelines. Integrate RESTful APIs and collaborate with back-end engineers to ensure seamless end-to-end system functionality. Troubleshoot interface issues and debug browser compatibility problems across various devices ...

Software Engineer (Java)

Hiring Organisation
Meritus
Location
Dorchester, Dorset, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day
Active Security Clearance (SC) is required. Main Responsibilities: Design and develop Java-based microservices within a Service-Oriented Architecture (SOA) Define, build and integrate RESTful APIs for internal and third-party systems Produce technical designs using UML and follow best practice software engineering standards Develop and maintain containerised applications (e.g. ...

Prompt Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
complex workflows (reasoning, planning, tool use, and validation). Build LLM-powered features on Azure (e.g., Azure OpenAI, Azure Functions). Utilize and manage RESTful APIs/SDKs to integrate model calls within web services, back-end jobs, and enterprise applications. Design and implement RAG pipelines (chunking, embeddings, indexing, ranking ...

Senior Salesforce Developer

Hiring Organisation
Atrium Global
Location
Chesterfield, Derbyshire, East Midlands, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day
Inside IR35) Sector: Banking Key Skills & Experience Salesforce +5 years experience AND/OR React Native (Web) +5 years Java +5 years TDD, BDD RESTful API design & build OAS/YAML Unit Testing GitLab CI/CD Pipelines Agile practitioner, SonarQube, Veracode, Jira, Confluence Banking/Financial services background ideally ...