Contract RESTful Jobs in England

1 to 25 of 32 Contract RESTful Jobs in England

Senior Java Developer

London, United Kingdom
Ascendion
years of experience in Java/J2EE application development. Strong knowledge of Core Java, Spring Framework (Spring Boot, Spring MVC, Spring Security), Hibernate/JPA. Hands-on experience with RESTful APIs, Microservices architecture, and messaging systems (Kafka, RabbitMQ, etc.). Proficiency in RDBMS (Oracle, MySQL, PostgreSQL) and SQL. Exposure to cloud platforms (AWS, Azure, GCP) is a plus. Familiarity with More ❯
Employment Type: Permanent, Contract
Posted:

Senior Java Developer

London, South East, England, United Kingdom
Proactive Appointments
Strong understanding of object-oriented programming and design patterns . Hands-on experience with Spring and Hibernate frameworks. Solid experience with relational databases (MSSQL, Oracle). Proven experience with RESTful API design and development . Strong background in unit, regression, and integration testing (JUnit). Experience with Maven/Gradle build tools. Proficiency with Git or similar version control systems. More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

Website Developer (Rebuild)

Houghton Regis, Central Bedfordshire, Bedfordshire, United Kingdom
James Newbury
Django. Collaborate with UX/UI designers to create visually appealing and user-friendly interfaces. Write clean, maintainable code in languages such as JavaScript, PHP, Python, and Ruby. Implement RESTful APIs and integrate third-party services. Manage databases using MySQL, PostgreSQL, Microsoft SQL Server, or MongoDB. Utilise version control systems like Git or SVN for code management. Conduct unit testing More ❯
Employment Type: Contract
Rate: £34000 - £39000/annum +31 days hols +parking+pension+h/c
Posted:

Senior Software Engineer

Cheshire, United Kingdom
The Bridge IT Recruitment
Doing Software Development Build and maintain applications using C#, .NET Core, .NET 4.x, and React.js Develop robust frontend solutions using ASP.Net MVC, HTML5, CSS, and Vue.js Design and implement RESTful APIs and Web APIs following best practices Use SQL Server, Entity Framework, and SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Senior Software Engineer

Cheshire, Ellesmere Port Town, United Kingdom
The Bridge IT Recruitment
Doing Software Development Build and maintain applications using C#, .NET Core, .NET 4.x, and React.js Develop robust frontend solutions using ASP.Net MVC, HTML5, CSS, and Vue.js Design and implement RESTful APIs and Web APIs following best practices Use SQL Server, Entity Framework, and SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable More ❯
Employment Type: Contract
Posted:

Senior Software Engineer

Ellesmere Port, Cheshire, North West, United Kingdom
Hybrid / WFH Options
The Bridge (IT Recruitment) Limited
Doing Software Development Build and maintain applications using C#, .NET Core, .NET 4.x, and React.js Develop robust frontend solutions using ASP.Net MVC, HTML5, CSS, and Vue.js Design and implement RESTful APIs and Web APIs following best practices Use SQL Server, Entity Framework, and SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable More ❯
Employment Type: Contract, Work From Home
Posted:

Senior Software Engineer

Sheffield, South Yorkshire, United Kingdom
Hybrid / WFH Options
Experis
of: Public Cloud. Infrastructure build and configurations of a variety of services including Compute, Storage, Networking. Linux. Relational and NoSQL databases. Integration services such as messaging and streams. Building RESTful API Services. Containerisation, Kubernetes, serverless functions. Microservices, and distributed tracing. Enterprise logging, monitoring, and alerting frameworks (e.g., ELK, Splunk, Prometheus, Grafana). Automation scripting (using scripting languages such as Terraform More ❯
Employment Type: Contract
Rate: £500 - £550/day
Posted:

Senior Angular/C# Developer - Commodities/Shipping

London, South East, England, United Kingdom
Harvey Nash
expertise of: Building modern-web applications Modern UI design principles. i.e. Able to take initial design direction and interpret those guidelines to finalise the design through to a solution Restful API Design and development fundamentals Good SQL knowledge Test case preparation and execution EDUCATION & EXPERIENCE REQUIREMENTS 8-10 years' experience designing and developing applications both individually and as part of More ❯
Employment Type: Contractor
Rate: £600 - £800 per day
Posted:

iOS Developer

London, United Kingdom
Hybrid / WFH Options
Searchability (UK) Ltd
solutions while integrating machine learning features such as NLP and recommendation systems. THE ROLE Develop and deploy iOS apps (Swift/Objective-C, iOS SDK, App Store). Integrate RESTful APIs and backend services into iOS applications. Embed AI/ML features (NLP, recommendation engines) into mobile workflows. Deliver compliant and secure fintech solutions (GDPR, OAuth, encryption). TECH STACK More ❯
Employment Type: Contract, Work From Home
Rate: £400 - £450 per day
Posted:

iOS Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Searchability
solutions while integrating machine learning features such as NLP and recommendation systems. THE ROLE Develop and deploy iOS apps (Swift/Objective-C, iOS SDK, App Store). Integrate RESTful APIs and backend services into iOS applications. Embed AI/ML features (NLP, recommendation engines) into mobile workflows. Deliver compliant and secure fintech solutions (GDPR, OAuth, encryption). TECH STACK More ❯
Employment Type: Contractor
Rate: £400 - £450 per day
Posted:

Full Stack Developer [CONTRACT - outsisde IR35

Cambridge, Cambridgeshire, United Kingdom
SoCode Limited
full stack development. Experience in frontend development with React and Next.js. Experience in backend development with Node.js. Experience in database design with PostgreSQL. Strong architectural skills and understanding of RESTful API design. Good analytical and problem-solving ability. Attention to detail and a passion for producing high quality software with clean code. Capable of working both in a team and More ❯
Employment Type: Contract
Rate: £300 - £400/day
Posted:

C# Engineer Blazor Experience

Milton Keynes, Buckinghamshire, England, United Kingdom
Hybrid / WFH Options
Hays Specialist Recruitment Limited
ecosystem. Blazor experience is essential - candidates without hands-on Blazor experience will not be considered. Solid understanding of front-end technologies including HTML, CSS, and JavaScript. Experience working with RESTful APIs and asynchronous programming. Excellent problem-solving skills and attention to detail. Strong communication skills and a collaborative mindset. What you'll get in return An initial 3-month contract More ❯
Employment Type: Contractor
Rate: £350 - £400 per day
Posted:

UI Engineer / Front End Developer / Engineer – Angular Developer – Remote

Warwickshire, England, United Kingdom
Hybrid / WFH Options
MYO Talent
Engineer/Angular Developer/Angular/Software Engineer/HTML/CSS/JavaScript (ES6+)/Agile/UI/User Interfaces/Wireframes/Front End/Restful API/6-month contract/Remote/£450 – 550 per day Inside IR35. One of our leading clients is looking to recruit a UI Engineer/Developer/Front More ❯
Employment Type: Contractor
Rate: £450 - £550 per day
Posted:

Android Developer

London, United Kingdom
Hybrid / WFH Options
Lorien
commercial experience in Android development, ideally within enterprise or regulated environments. Strong proficiency in Kotlin and/or Java, with a solid understanding of the Android SDK. Experience integrating RESTful APIs and working with modern Android frameworks (eg, Jetpack, Dagger/Hilt, Retrofit). Familiarity with secure coding practices and mobile application security standards. Strong version control experience (eg, Git More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Android Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Lorien
commercial experience in Android development, ideally within enterprise or regulated environments. Strong proficiency in Kotlin and/or Java, with a solid understanding of the Android SDK. Experience integrating RESTful APIs and working with modern Android frameworks (e.g., Jetpack, Dagger/Hilt, Retrofit). Familiarity with secure coding practices and mobile application security standards. Strong version control experience (e.g., Git More ❯
Employment Type: Contractor
Rate: £0 per annum
Posted:

Lead Integration Engineer

London, United Kingdom
Hybrid / WFH Options
Develop
teams to translate requirements into robust technical solutions that align with the overall integration architecture Produce and maintain clear documentation of integration flows Required Skills & Experience Strong experience with RESTful API integrations Proven understanding of integration ETL/ELT concepts Advanced proficiency in Python for data transformation, scripting, and automation, including handling sparsely populated data sets Experience with database structures More ❯
Employment Type: Contract
Rate: £450 - £500 per day
Posted:

Senior Web Services Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Salt Search
Responsibilities Design and implement scalable database schemas and API interfaces to support large-scale user-generated content with a focus on security, performance, and developer experience. Architect clean, performant RESTful APIs, GraphQL solutions, and AI-powered features integrating platforms such as Stripe, Shopify, Salesforce, and OpenAI. Build and integrate Customer Data Platforms (CDPs) and AI/ML capabilities (semantic search More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

2x Android Developer

Leeds, Yorkshire, United Kingdom
iBSC
and experience with common libraries such as (Dagger2, Retrofit, Coroutines - RxJava), Cloud message APIs and push notifications, HTML5, CSS3, JavaScript, and responsive web design as well as knowledge of RESTful APIs and web services. More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Senior Java Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Hays Specialist Recruitment Limited
Extensive development experience with Java 17+ within financial services - mandatory. Expertise in distributed programming with distributed cache/data grids. Strong cloud experience, ideally with AWS. Extensive experience with RESTful services and microservices. Strong knowledge of relational databases. What you'll get in return Initial 12-month contract with extensions. Up to £900pd umbrella. Flexible London-based hybrid working. What More ❯
Employment Type: Contractor
Rate: £800 - £900 per day
Posted:

Integration Engineer

M2, Manchester, United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
Mirth Connect, Rhapsody, Cloverleaf, InterSystems Ensemble, or equivalent). Map and transform HL7 v2.x messages (e.g., ADT, ORM, ORU) and support HL7 v3. Build and maintain modern FHIR-based RESTful APIs for healthcare data exchange. Troubleshoot, monitor, and optimise live interfaces in production environments. Collaborate with clinicians, vendors, and IT teams to gather requirements and translate them into technical solutions. More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

Integration Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
Mirth Connect, Rhapsody, Cloverleaf, InterSystems Ensemble, or equivalent). Map and transform HL7 v2.x messages (e.g., ADT, ORM, ORU) and support HL7 v3. Build and maintain modern FHIR-based RESTful APIs for healthcare data exchange. Troubleshoot, monitor, and optimise live interfaces in production environments. Collaborate with clinicians, vendors, and IT teams to gather requirements and translate them into technical solutions. More ❯
Employment Type: Contractor
Rate: £450 - £550 per day
Posted:

Integration Engineer

EC1A, Farringdon, Greater London, United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
Mirth Connect, Rhapsody, Cloverleaf, InterSystems Ensemble, or equivalent). Map and transform HL7 v2.x messages (e.g., ADT, ORM, ORU) and support HL7 v3. Build and maintain modern FHIR-based RESTful APIs for healthcare data exchange. Troubleshoot, monitor, and optimise live interfaces in production environments. Collaborate with clinicians, vendors, and IT teams to gather requirements and translate them into technical solutions. More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

Integration Engineer

B1, Birmingham, West Midlands (County), United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
Mirth Connect, Rhapsody, Cloverleaf, InterSystems Ensemble, or equivalent). Map and transform HL7 v2.x messages (e.g., ADT, ORM, ORU) and support HL7 v3. Build and maintain modern FHIR-based RESTful APIs for healthcare data exchange. Troubleshoot, monitor, and optimise live interfaces in production environments. Collaborate with clinicians, vendors, and IT teams to gather requirements and translate them into technical solutions. More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

BluePrism Automation Developer

London, United Kingdom
Experis IT
Key Responsibilities: Design, develop, test, and deploy automation workflows using Blue Prism. Collaborate with stakeholders to gather requirements and translate them into automation solutions. Integrate automations with Power Automate, RESTful APIs, and other enterprise systems. Ensure solutions are scalable, maintainable, and aligned with best practices. Maintain documentation and support handover to operations. Report progress and blockers to the Automation Lead More ❯
Employment Type: Contract
Rate: GBP 500 - 550 Daily
Posted:

Software Engineer - NodeJS - Manchester

Manchester, Lancashire, England, United Kingdom
Opus Recruitment Solutions Ltd
a BPSS check Very Strong NodeJS Strong knowledge of Software Design Patterns Strong understanding and experience of Database technologies in particular Mongo DB? Strong understanding and experience of APIs, RESTful services and Microservice Architectures Good understanding of CI/CD and Gitlab Pipelines An understanding of AWS Infrastructure and Terraform More ❯
Employment Type: Contractor
Rate: £400 per day
Posted:
RESTful
England
10th Percentile
£325
25th Percentile
£392
Median
£475
75th Percentile
£588
90th Percentile
£675