Contract RESTful Jobs in the UK

1 to 25 of 46 Contract RESTful Jobs in the UK

Golang Developer

Sheffield, South Yorkshire, Yorkshire, United Kingdom
AVENSYS CONSULTING (UK) LTD
appropriate techniques and tools to ensure and measure success. Essential Skills Demonstrable experience of: Public Cloud. 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). Experience working within an Agile environment. Programming experience 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:

Contract Senior Backend Software Engineer - Node.js

Leeds, West Yorkshire, Yorkshire, United Kingdom
Hybrid / WFH Options
Fruition Group
Ensure systems are scalable, reliable, and maintainable. Write clean, testable, and efficient code following best practices. Requirements: Strong JavaScript/TypeScript Strong programming skills in Node.js Solid understanding of RESTful APIs, microservices, and event-driven architecture. Hands-on experience with relational and/or NoSQL databases. Familiarity with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes). Experience with More ❯
Employment Type: Contract
Rate: £500 - £550 per day
Posted:

Java Developer - Active SC

London, United Kingdom
Hays
sector Active Security Clearance (SC) Java (8/11/17+): Expert-level programming and deep understanding of the language and its core libraries Spring Boot: Expert in building RESTful APIs and microservices AWS: Strong experience with core AWS services (EC2, S3, Lambda, IAM, etc.) Kafka/Messaging Systems: Expertise in building event-driven architectures SQL: Strong experience with relational More ❯
Employment Type: Contract
Rate: £600.0 - £640.0 per day + up to £640 pd (Inside IR35)
Posted:

Java Developer - Active SC

London, South East, England, United Kingdom
Hays Specialist Recruitment Limited
sector Active Security Clearance (SC) Java (8/11/17+): Expert-level programming and deep understanding of the language and its core libraries Spring Boot: Expert in building RESTful APIs and microservices AWS: Strong experience with core AWS services (EC2, S3, Lambda, IAM, etc.) Kafka/Messaging Systems: Expertise in building event-driven architectures SQL: Strong experience with relational More ❯
Employment Type: Contractor
Rate: £600 - £640 per day
Posted:

IT Developer

United Kingdom
Randstad Digital
Responsibilities: Lead the design, development, testing, and deployment of enterprise applications using Microsoft technologies. Build secure, compliant banking and fintech solutions. Develop iOS applications (Swift or Objective-C) with RESTful API integrations. Integrate AI/ML components, including NLP or recommendation systems, into projects. Collaborate with stakeholders to ensure solutions meet business and technical requirements. Required Skills: Hands-on experience More ❯
Employment Type: Contract
Posted:

AI Solution Architect (AI Agents, Retail / eCommerce)

Central London, London, United Kingdom
Hybrid / WFH Options
Staffworx Limited
based deployments, and integrating AI services into enterprise applications. Key Responsibilities: Architect and design AI-powered agent solutions that integrate with enterprise systems and cloud platforms. Develop and optimize RESTful and GraphQL APIs to facilitate AI-driven interactions. Utilize AWS services (Lambda, S3, API Gateway, SageMaker, DynamoDB, ECS, etc.) to deploy scalable AI solutions. Implement Full Stack JavaScript (Node.js, React.js More ❯
Employment Type: Contract, Work From Home
Posted:

Sofware Engineer

Coventry, West Midlands, United Kingdom
Oscar Associates (UK) Limited
backend expertise with Kotlin and Spring Boot v3 . Skilled in designing and maintaining microservices architectures . Confident working with SQL databases (PostgreSQL, MySQL or equivalent). Understanding of RESTful API design and third-party integrations. Experience with testing frameworks , debugging, and performance optimisation. Familiarity with AWS, Docker/Kubernetes and CI/CD pipelines (desirable) Key Responsibilities: Develop, test More ❯
Employment Type: Contract
Rate: £250 - £300 per day
Posted:

API Integration Specialist

Oxfordshire, South East, United Kingdom
Halian Technology Limited
Requirements: Essential: Strong expertise in digital engineering, CMS design and integration, cloud solutions, and data management. 2+ years of experience in technical architecture design and IT development. Familiarity with RESTful API design, OAuth2/API authentication, and workflow automation (Power Automate). Understanding of cybersecurity and global compliance requirements. Excellent communication and stakeholder management skills. Strong problem-solving, debugging, and More ❯
Employment Type: Contract
Rate: From £500 to £525 per day
Posted:

Full Stack Engineer

London, South East, England, United Kingdom
Sphere Digital Recruitment
GitHub Actions). Familiarity with containerization and orchestration (e.g., Docker, Kubernetes) is a plus. Proficiency with Linux-based systems , server configuration, and deployment automation. Understanding of modern API design , RESTful services, and microservices architecture. Ability to write clean, maintainable, and well-tested code following best practices. Excellent problem-solving skills, attention to detail, and a proactive approach to challenges. Strong More ❯
Employment Type: Contractor
Rate: £55,000 - £60,000 per annum
Posted:

Senior C#/Angular Developer - Commodities, Trading

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 - £750 per day
Posted:

Senior C#/Angular Developer - Commodities, Trading

London, 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: Contract
Rate: £600 - £750/day
Posted:

React Developer

London, United Kingdom
Hybrid / WFH Options
Lawrence Harvey
Requirements Experience JavaScript, React, Node.js and TypeScript. Strong experience in writing reusable, testable components, within React. Proficiency in modern JavaScript (ES6) and JSX syntax. Experience with building and maintaining RESTful API’s using Node.js. Ability to write optimised SQL queries for data retrieval, manipulation and management. Experience with developing accessible, responsive layouts using componentised CSS/SASS. Working practices such More ❯
Employment Type: Contract
Rate: £600 - £700/day
Posted:

Senior Ruby Engineer

London, South East, England, United Kingdom
Opus Recruitment Solutions Ltd
leadership and mentoring Requirements 5+ years of experience with Ruby/Rails in production environments Exposure to DevOps practices (CI/CD, Docker, AWS, Terraform, etc.) Strong understanding of RESTful APIs, background jobs, and database optimization Experience working in agile teams and mentoring developers Excellent communication and problem-solving skills Ability to work independently and take initiative Nice to Have More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Software Engineer (Java/Azure)

Glasgow, Lanarkshire, Scotland, United Kingdom
Oscar Associates (UK) Limited
best practices Required Skills & Experience: Strong commercial experience with: Java (8 or later) Spring Boot Azure App Services and other Azure PaaS offerings Solid understanding of microservices architecture and RESTful APIs Familiarity with CI/CD pipelines and modern DevOps practices Must be based in Glasgow or willing to relocate! Interviews are happening imminently, apply now! Software Engineer (Java/ More ❯
Employment Type: Contract
Rate: £550 - £650 per day
Posted:

Software Djongo Developer

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
/Django REST Framework work. Solid relational database experience, ideally Postgres (schema design, query optimisation). Test-driven development practices and experience with pytest or equivalent. Experience working with RESTful APIs and/or GraphQL. Familiarity with containerisation and cloud deployment (Docker, Kubernetes/EKS/GKE or equivalent). Version control with Git and experience of CI/CD More ❯
Employment Type: Contractor
Rate: £400 per day
Posted:

PHP Developer

London, United Kingdom
Akkodis
commercial PHP development experience (7.x/8.x) Expertise with frameworks such as Laravel or Symfony Solid understanding of MySQL/MariaDB and database design principles Experience building and integrating RESTful APIs Familiarity with front-end technologies (JavaScript, HTML5, CSS3) Exposure to CI/CD pipelines, Git, Docker, or similar tools Strong problem-solving skills and ability to work independently in More ❯
Employment Type: Contract
Rate: £400 - £450/day
Posted:

Python Developer

City of London, London, United Kingdom
Adroit People Ltd
Manage data with SQL Alchemy, working across PostgreSQL, CosmosDB, and Redis Build scalable cloud solutions using Azure PaaS services (App Services, Function Apps, API Management, etc.) Design and implement RESTful APIs and microservices architecture using Swagger and Postman Handle distributed task processing with Celery Apply TDD principles using PyTest for automated testing Use Terraform for Infrastructure as Code and Docker More ❯
Employment Type: Contract
Rate: £300 per day
Posted:

GCP Cloud Engineer

Sheffield, South Yorkshire, United Kingdom
Hybrid / WFH Options
Experis
Essential Skills Demonstrable experience of: Public Cloud. Infrastructure build and configurations for services including Compute, Storage, Networking. 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 languages such as Terraform, Ansible More ❯
Employment Type: Contract
Rate: £500 - £550/day
Posted:

Senior Software Developers

Cambridge, Cambridgeshire, England, United Kingdom
Opus Recruitment Solutions Ltd
Proven experience in software engineering, ideally in platform or cloud-native service development Strong background in Microsoft Azure and PaaS services (e.g., Azure Functions, AKS, API Management) Expertise in RESTful API design, versioning, and lifecycle management Deep understanding of API security, authentication/authorization, and data privacy Excellent problem-solving skills and ability to propose scalable solutions Agile team experience More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Software Engineer

Dorset, South West, United Kingdom
Randstad Digital
resolve issues across the project lifecycle. ?? Support technical sales & effort estimation for new initiatives. ? Essential Experience ?? 5+ years C#/.NET development (including Android). ?? 5+ years REST/RESTful API development . ?? Strong OOP, UML, Design Patterns, SOLID principles. ?? 5+ years in Agile (Scrum, Kanban, agile mindset) . ?? Hands-on experience with SonarQube & addressing security vulnerabilities. ?? CI & automated testing More ❯
Employment Type: Contract
Posted:

C# Developer - Trade Capture

London, United Kingdom
Harvey Nash
Science, Engineering, or a related field. Proven experience in commodities trading , especially with derivatives and platforms like ICE , CME , NASDAQ , Trayport , or TT . Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Familiarity with Agile tools like JIRA , Confluence , and Crucible . More ❯
Employment Type: Contract
Rate: £600 - £800/day
Posted:

C# Developer - Trade Capture

London, South East, England, United Kingdom
Harvey Nash
Science, Engineering, or a related field. Proven experience in commodities trading , especially with derivatives and platforms like ICE , CME , NASDAQ , Trayport , or TT . Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Familiarity with Agile tools like JIRA , Confluence , and Crucible . More ❯
Employment Type: Contractor
Rate: £600 - £800 per day
Posted:

DevOps Engineer

Norwich, Norfolk, United Kingdom
Adecco
and automation/deployment solutions tools such as Ansible, Puppet, Chef, GitLab, Terraform, SaltStack, Octopus, Jenkins, Git, Nagios, etc. Good understanding of Docker containerization Working knowledge of Web API, RESTful Services, and WCF Services. Central authentication platforms, such as Active Directory, LDAP, Kerberos/IDM* Advanced troubleshooting of IP routing, VPN access methods, and DNS Windows Server knowledge beneficial Excellent More ❯
Employment Type: Contract
Rate: £450 - £500/day
Posted:

AWS ML Engineer

Knutsford, Cheshire East, Cheshire, United Kingdom
Synapri
CI/CD pipelines (GitLab, Jenkins) Python, PySpark & Big Data ecosystems AI/ML lifecycle, deployment & monitoring MLOps tooling (MLflow, Airflow, Docker, Kubernetes) Front-end exposure (HTML, Flask, Streamlit) RESTful APIs & backend integration If this ML Engineer role is of interest, please apply now for immediate consideration. More ❯
Employment Type: Contract
Rate: £500 - £520/day
Posted:
RESTful
10th Percentile
£345
25th Percentile
£410
Median
£494
75th Percentile
£552
90th Percentile
£650