1 to 25 of 98 Contract REST Jobs in England

Java Developer

Hiring Organisation
Denizns Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
design documentation What you'll bring Active SC clearance (essential) 3+ years' experience as a Java Developer (Java 8+) building microservices Strong Spring Boot, REST API design and SOAP/WSDL/XML experience TDD and BDD experience using JUnit and Cucumber Docker, Kubernetes, Jenkins, CI/CD and SonarQube ...

Principle Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Experience operating within Agile and DevOps delivery models. Desirable Skills: Application & Integration Technologies C# .NET Entity Framework JavaScript React Vue.js Windows Presentation Foundation (WPF) REST APIs Microservices architecture AI & Data Technologies AWS SageMaker Large Language Model (LLM) integrations AI-assisted analytics solutions Python-based data analysis tooling Architecture & Governance Enterprise ...

Java Developer

Hiring Organisation
Spencer Rose Ltd
Location
Manchester, Lancashire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
soon as today Java (8/11/17+) with strong hands-on experience in enterprise application development. Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google Cloud Platform (GCP) including deployment, monitoring, and cloud-native services. ...

Back-End Java Developer

Hiring Organisation
Spencer Rose
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£420 - £430/day Inside IR35
soon as today Java (8/11/17+) with strong hands-on experience in enterprise application development. Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google Cloud Platform (GCP) including deployment, monitoring, and cloud-native services. ...

Software Engineer - Java

Hiring Organisation
Spencer Rose
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£380 - £400/day Inside IR35
quality automation. Software Engineer - Java Key Skills & Experience Strong hands-on experience with Java 11+, Spring and Spring Boot 3.x. Experience developing microservices, REST APIs, Apache Kafka and Kafka Streams. Strong SQL skills and understanding of data modelling, data analysis and dbt. Cloud experience across AWS, GCP or Azure, ideally ...

Lead Software Engineer (Node)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £525 per day + Inside IR-35
/CD best practices Support deployment, containerisation, and platform optimisation activities Essential Skills & Experience Strong commercial experience with Node.js API development using REST and OpenAPI Web application development using HAPI Database expertise across PostgreSQL , MongoDB , and Redis Unit testing with Jest and Lab Source control using Git Cloud platform experience ...

Dynamics Integration Specialist

Hiring Organisation
Vivo Talent
Location
Kingston Upon Thames, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 70,000 - 71,000 Annual
experience delivering integrations with Microsoft Dynamics 365, including Customer Engagement (CE), Finance & Operations or Business Central. Strong hands-on experience with Dataverse Web API, REST/SOAP APIs, OData, JSON and XML. Proficiency in Azure integration services, including Logic Apps, Azure Functions, Service Bus, API Management and Data Factory, alongside ...

Java Modernization Technical Architect - SC Clearance

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35 via Umbrella
Container Apps (ACA), ARO, Azure Storage, Azure SQL, and Azure Key Vault. Modernization & Security: Track record in legacy-to-cloud application migration, OAuth2, JWT, REST API architecture, performance tuning, and security hardening. Containerization: Hands-on experience with Docker and Kubernetes for container orchestration. Front-End Fundamentals: Exposure to client-side ...

IdAM Application Developer

Hiring Organisation
Guidant Global
Location
Cheltenham, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
problem-solving, and communication skills. Desirable Skills & Experience Experience with any of the following would be advantageous: Development Frameworks & Languages React Django and Django REST Framework Java C# Golang Platform & DevOps Technologies OpenShift Kubernetes Terraform Jenkins ArgoCD Ansible VMware (IaaS) Monitoring & Operations Prometheus Stack Loki Log Aggregation Identity & Access Management ...

Java Developer

Hiring Organisation
Halian Technology Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract
large-scale systems using modern Java technologies, microservices architecture and AWS cloud services within a highly collaborative Agile environment. Essential Skills Java Spring Boot REST APIs Microservices AWS EC2 Lambda CloudWatch Networking Awareness TDD (Test Driven Development) SQL Databases NoSQL Databases MongoDB PostgreSQL Nice to Have Node.js JavaScript/TypeScript ...

Fullstack Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £65/hour
Experience: 3+ years in full-stack web development. Frontend: Vanilla JS/TS, React or Vue.js, HTML/CSS. Backend: Java (or derived frameworks), REST/GraphQL APIs. AI & Cloud: Hands-on experience deploying features with Agentic AI tools; proficient with the AWS stack (e.g., CloudFormation). Essentials: Database knowledge ...

Senior Java Developer

Hiring Organisation
TXP
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £550 per day
development tools where appropriate to improve analysis, design, development, testing and code quality. Essential Skills & Experience Strong commercial experience with Java Extensive experience developing REST APIs using Spring Boot Experience writing unit tests using JUnit Strong understanding of JSON structures and data formats Hands-on experience with Kubernetes , including: Containerising ...

Senior Backend Engineer (Java)

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35 via Umbrella
platform teams while elevating code quality and mentoring fellow engineers. Core Responsibilities Architecture & API Design: Build and maintain scalable, fault-tolerant backend microservices and REST APIs. Technical Leadership: Lead medium-to-large engineering initiatives, participate in design reviews, and establish engineering best practices. System Operations & Reliability: Troubleshoot complex production issues ...

Rightangle Developer - Inside IR35 - Up to £750 per day - Hybrid in Central London

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
commodity scheduling, logistics, inventory or physical settlement processes. Experience with market data, risk and P&L integration. Experience with Java, Spring/Spring Boot, REST APIs, Kafka or similar enterprise technologies . CI/CD and DevOps experience. Previous experience within a major investment bank or financial institution. Key Competencies ...

Rightangle Developer - Inside IR35 - Up to £750 per day

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
commodity scheduling, logistics, inventory or physical settlement processes. Experience with market data, risk and P&L integration. Experience with Java, Spring/Spring Boot, REST APIs, Kafka or similar enterprise technologies . CI/CD and DevOps experience. Previous experience within a major investment bank or financial institution. Key Competencies ...

Integration Developer

Hiring Organisation
GCS
Location
Enfield, London, Enfield Town, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
SSMS SSIS Azure Service Bus Azure Functions Strong SQL and T-SQL development skills. Experience designing and supporting ETL solutions. Hands-on experience with REST and SOAP integrations. Strong knowledge of: JSON XML Data Mapping Data Transformation API Integrations Experience troubleshooting and supporting production integration services. Experience working within Agile ...

D365 CE Developers - Outside IR35

Hiring Organisation
Experis
Location
West Midlands, United Kingdom
Employment Type
Contract
Apps, Function Apps and Service Bus API Management, Storage Accounts, App Insights or Key Vault Azure DevOps, pipelines, repos and releases Git source control REST APIs, messaging and integration patterns Secure development practices, including OAuth and API security Useful additional experience Infrastructure as Code, such as Bicep, Terraform ...

SC Cleared QA SDET

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540/day Inside IR35 (Negotiable rate)
passion for quality. Preferred Qualifications Salesforce certifications (e.g., Salesforce Administrator, Platform App Builder) are a plus. Experience with API testing tools (Postman, REST Assured) is desirable. Understanding of enterprise-level integration testing. Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited ...

SC Cleared Lead System Architect (Pega)- Public Sector

Hiring Organisation
Square One Resources
Location
England, United Kingdom
Employment Type
Contract
Contract Rate
GBP 575 - 625 Daily
high-level architecture, detailed design, application layering, class structures, reuse strategies and data modelling. Design and oversee integrations with government Back End systems using REST, SOAP, Kafka, file-based interfaces and database connectors. Lead security design, including SSO, SAML, OAuth 2.0, RBAC, ABAC and data protection, alongside non-functional requirements ...

Build & Deployment Engineer

Hiring Organisation
Deerfoot Recruitment Solutions Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
understanding of .NET Framework and modern .NET build and deployment - this is essential Practical experience with Visual Studio, MSBuild, NuGet, IIS, Windows services and REST APIs Administration or engineering experience with at least two of: Octopus Deploy, TeamCity, GitHub Enterprise, JFrog Artifactory, JFrog Xray, Azure DevOps Server Strong PowerShell, plus ...

Senior Developer Consultant (iPaaS & Automation)

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £495 per day
solutions within highly regulated or secure environments. Exposure to cloud transformation or enterprise modernisation programmes. Technical Skills Development Technologies C# Azure Functions Rust (desirable) REST APIs Enterprise Integration Technologies Microsoft Azure Azure Automation Azure Functions Azure Services & Integration Components Hybrid Cloud Environments Automation & Scripting PowerShell PowerShell Runbooks Automation Frameworks Workflow ...

SC Cleared Scala Developer

Hiring Organisation
Damia Group LTD
Location
England, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Proven experience building high-quality, scalable Back End services and distributed systems. Experience with Akka, Play Framework, or similar Scala ecosystems. Strong knowledge of REST APIs, microservices, and distributed architectures. Experience working with both relational and NoSQL databases. Strong understanding of CI/CD pipelines, Git, DevOps practices, and modern ...

Software Engineer - Backend

Hiring Organisation
Bright Purple
Location
Remote UK, Bath, Somerset, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £475/day
backend services in production Strong Python skills and production Django experience, including the ORM, migrations, configuration and testing A track record of designing maintainable REST APIs, with solid data modelling and relational database practice Good knowledge of authentication, authorisation, single sign-on patterns and secure API design A testing mindset ...

Senior AI Platform Engineer - MCP AWS Agentic AI

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Contract
Context Protocol (MCP), including MCP servers, gateways or tool integrations. Experience integrating LLMs, AI agents and agentic workflows into production applications. Strong understanding of REST APIs, service integration, authentication, authorisation and secure software development. Experience taking ownership of complex engineering projects, making architectural decisions and mentoring other engineers. Desirable: Python ...

Applications Test Engineer

Hiring Organisation
EMBS Engineering
Location
Derby, Derbyshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700/day
security hardware would be particularly useful. Useful Additional Experience Any of the following would be advantageous: Python scripting. Test automation tools or frameworks. REST API testing. Linux. Azure DevOps or Jira. Network+, CCNA or similar networking knowledge/qualifications. Previous experience within Defence, Government, Cyber Security, communications or another high ...