Contract Java Jobs in the UK

1 to 25 of 173 Contract Java Jobs in the UK

Senior Platform Delivery Lead (BPMN & DMN - Camunda)

London, United Kingdom
Adecco
utilisation. Mentor and Inspire: Lead, manage, and mentor your team, fostering a collaborative environment focused on results. Technical Skills: Orchestration: Camunda 8 (including Zeebe, Operate, Elasticsearch, etc.) Backend Development: Java 21, Spring Boot 3.x, Kafka Frontend Development: Angular 15+, React 18+, REST APIs CI/CD Tools: Jenkins, Docker, Kubernetes Monitoring & Alerts: Prometheus, Grafana Data Persistence: PostgreSQL, MongoDB, Redis Why More ❯
Employment Type: Contract
Posted:

Senior Platform Delivery Lead BPMN & DMN - Camunda

London, South East, England, United Kingdom
Adecco
utilisation. Mentor and Inspire: Lead, manage, and mentor your team, fostering a collaborative environment focused on results. Technical Skills: Orchestration: Camunda 8 (including Zeebe, Operate, Elasticsearch, etc.) Backend Development: Java 21, Spring Boot 3.x, Kafka Frontend Development: Angular 15+, React 18+, REST APIs CI/CD Tools: Jenkins, Docker, Kubernetes Monitoring & Alerts: Prometheus, Grafana Data Persistence: PostgreSQL, MongoDB, Redis Why More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Java Developers - SC Clearance - 100% Remote

Nationwide, United Kingdom
Hybrid / WFH Options
Experis
Java Developers - 100% Remote role SC Clearance is preferred but will sponsor exceptional applicants Overview of the Java Developers role We are looking for highly skilled Java Developers to join a secure government project with a critical deadline. This is an opportunity to work on a large-scale system where your expertise in Java, Spring Boot, and AWS will be … essential. You will be part of a collaborative team, building scalable solutions and solving complex problems that have a real impact. Key responsibilities for Java Developers Design, develop, and deploy backend services using Java and Spring Boot Build and maintain scalable APIs Analyse schemas and write optimised SQL queries against large datasets Work closely with DevOps on Docker containerisation and … cloud deployment in AWS Contribute to architectural decisions and shape technical roadmaps Write clean, well-tested, and maintainable code Perform code reviews and mentor junior engineers Essential skills for Java Developers Strong expertise in Java (8/11/17+) and core libraries Proven experience with Spring Boot and microservices Strong background in AWS (EC2, S3, Lambda, IAM) Knowledge of More ❯
Employment Type: Contract
Rate: £600/day
Posted:

Data Engineer

United Kingdom
Hybrid / WFH Options
Xcede
and resolve defects Implement monitoring and alerting for data workflows Collaborate across teams to deliver business-driven solutions Required Skills & Experience Strong hands-on experience with SQL and Python (Java is a plus) Cloud expertise ( AWS, Azure, or GCP ) Container orchestration skills ( Kubernetes, Docker ) Knowledge of streaming platforms ( Kafka, Spark, Flink ) Familiarity with pipeline/orchestration tools ( Airflow, dbt ) Experience More ❯
Employment Type: Contract, Work From Home
Posted:

Solution Architect

Nationwide, United Kingdom
Hybrid / WFH Options
Harvey Nash
offs. Essential Skills & Experience Active SC Clearance (must be currently valid). Proven experience as a Solutions Architect in large-scale software environments. Strong background in software engineering (e.g., Java, .NET, Python, or similar). Deep understanding of modern architectural patterns (e.g., microservices, event-driven, API-first). Experience with cloud platforms (AWS, Azure, or GCP). Familiarity with DevOps More ❯
Employment Type: Contract
Rate: £450 - £525/day Inside IR35
Posted:

Technical Architect

Nationwide, United Kingdom
Hybrid / WFH Options
Harvey Nash
deployment strategies. Essential Skills & Experience Active SC Clearance (must be currently valid). Strong experience as a Technical Architect in software-focused environments. Solid foundation in software engineering (e.g., Java, .NET, Node.js, Python). Deep understanding of architectural patterns (e.g., microservices, containerisation, API design). Experience with cloud platforms (AWS, Azure, or GCP). Familiarity with DevOps tooling and CI More ❯
Employment Type: Contract
Rate: £450 - £525/day Inside IR35
Posted:

Senior Developer/Technical Lead - UKIC DV - Contract

London, South East, England, United Kingdom
Involved Solutions
talented development teams.The Role would be London based and active DV Clearance is required. 12-month initial contract (extendable). Essential Criteria : Significant experience of modern development languages (e.g. Java, Python, Go etc) with code written to a common standard. Able to lead and mentor development teams. Infrastructure as Code Cloud technologies (either AWS, GCP, Azure) Expertise in translating user More ❯
Employment Type: Contractor
Rate: £650 - £700 per day
Posted:

Content Processing Technical Consultant - Developed Vetting

City of London, London, United Kingdom
PS Computer Services Ltd t/a Parker Shaw
and execution of unimpactful deployments. Maintain and support Live systems. Optimise delivery patterns. Maintain COTS (Commercial off the shelf) products integrated within Live systems. Required Skills & Experience: C#/java, .NET Core Containerisation (Docker, Kubernetes, OpenShift) xUnit Agile working practices CI/CD tooling Scripting experience (Python, Perl, Bash, etc.) ELK (Elastic stack) JavaScript Cypress Linux experience Search engine technology More ❯
Employment Type: Contract
Rate: Up to £700 per day inside IR35
Posted:

Java Developer

Shropshire, United Kingdom
Whitehall Resources Ltd
Java Developer Whitehall Resources are currently looking for a Java Developer based 2 days a week onsite in Shropshire, remainder remote for an initial 6 month contract. *MUST BE SC ELIGIBLE.* *INSIDE IR35.* Our client are looking for a Java Developer to write the low-level design and build some transformation code to transform data from CESA to the ETMP … design which will be hosted in an Oracle database. Presentation Layer: Remix React Framework JavaScript Form generation 'engine' Service Layer: Java - is vital Spring .NET (to support an existing project) JSON - is vital RabbitMQ Data Layer: MongoDB Oracle Key Skills: React Java 17+ JSON Spring Boot 3+ Junit Playwright HTML Object Oriented Design JPA Maven Gitlab (understanding of Git at More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Guidewire Developer

London, United Kingdom
Stackstudio Digital Ltd
software releases. Participate in daily standup meetings, sprint planning and retrospective. Contribute to POC to support new opportunities. What are we looking for? 3+ years software development experience, including: JAVA 5/J2EE, ReactJS, Web Services, XML, SQL, Gradle, Spring, Hibernate, Castor, REST/JSON and Enterprise Messaging System. Using configuration management tools like Git, Tortoise SVN, Source Tree, Perforce More ❯
Employment Type: Contract
Posted:

Site Reliability Engineer

London, United Kingdom
JAM Recruitment Ltd
enthusiasm, and problem-solving ability than ticking every box. However, experience in any of the following areas would be advantageous: Software development in web technologies or OOP (e.g., Python, Java, etc.) Database tech: Oracle SQL, PostgreSQL, MongoDB Proficient with Linux/Windows command line (Bash, PowerShell) Monitoring: Grafana, Prometheus, ELK, Splunk Agile working and tooling (e.g., Jira, Confluence) Diagnosing and More ❯
Employment Type: Contract
Rate: GBP 500 - 550 Daily
Posted:

Site Reliability Engineer

South West London, London, United Kingdom
JAM Recruitment Ltd
enthusiasm, and problem-solving ability than ticking every box. However, experience in any of the following areas would be advantageous: Software development in web technologies or OOP (e.g., Python, Java, etc.) Database tech: Oracle SQL, PostgreSQL, MongoDB Proficient with Linux/Windows command line (Bash, PowerShell) Monitoring: Grafana, Prometheus, ELK, Splunk Agile working and tooling (e.g., Jira, Confluence) Diagnosing and More ❯
Employment Type: Contract
Rate: £500 - £550 per day + Umbrella, inside IR35
Posted:

Endur Technical Architect

London, United Kingdom
Harvey Nash
usage, implementation and implications, including documenting and agreeing the design inclusive of the trade-offs for commodity trading systems. Familiarity with core AWS product offerings; code development (C#/Java); microservice containerization tools (Docker, OpenShift, Kubernetes); web UI development (React). Must understand Infrastructure as a Code (Terraform) Integration - Expert experience with integration techniques, including real-time messaging (AMQ), API More ❯
Employment Type: Contract
Posted:

Endur Technical Architect

London, South East, England, United Kingdom
Harvey Nash
usage, implementation and implications, including documenting and agreeing the design inclusive of the trade-offs for commodity trading systems. Familiarity with core AWS product offerings; code development (C#/Java); microservice containerization tools (Docker, OpenShift, Kubernetes); web UI development (React). Must understand Infrastructure as a Code (Terraform) Integration - Expert experience with integration techniques, including real-time messaging (AMQ), API More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

JAVA Full Stack Developer

Glasgow, Lanarkshire, Scotland, United Kingdom
Stackstudio Digital Ltd
Role:JAVA Full Stack Developer Job Type - Glasgow, Hybrid (3 5 days onsite) The Role As a JAVA Full Stack Lead Software Engineer with our client, you will play a crucial role in an agile team, focusing on the enhancement, construction, and delivery of top-tier technology products in a secure, stable, and scalable manner. Key Responsibilities (up to … to 10, avoid repetition): Hands-on practical experience in System Design, Application Development, Testing, and operational Stability. Experience in developing, debugging, and maintaining with technologies and frameworks such as Java, J2EE, Microservices, Spring Boot, Spring Cloud, Angular, JavaScript, and REST API. Exposure to Database Servers such as Oracle and NoSQL databases such as Cassandra. Knowledge in Database ORM frameworks such More ❯
Employment Type: Contract
Rate: From £475 to £525 per day
Posted:

Java Developer - Active SC

London, United Kingdom
Hays
Java Developer - Active SC Up to £640 per day (Inside IR35) London/Remote 6 months My client is an instantly recognisable consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. Key Requirements: Proven experience working as a Lead Java Developer within the public sector Active Security Clearance (SC) Java (8/11/ 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
Java Developer - Active SC Up to £640 per day (Inside IR35) London/Remote 6 months My client is an instantly recognisable consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. Key Requirements: Proven experience working as a Lead Java Developer within the public sector Active Security Clearance (SC) Java (8/11/ More ❯
Employment Type: Contractor
Rate: £600 - £640 per day
Posted:

HPC Infrastructure Engineer

Cambridge, Cambridgeshire, United Kingdom
Spinks
administration of large-scale cluster and server computing and related software. Understanding of scripting and tool development for HPC & DevOps style platform operations using bash and Python Tech Stack: Java, Docker, Kubernetes, SQL, AWS, Python, HPC, Perl, Azure, C++, GCP, Ruby. The role: 6 Month contract Outside IR35 Cambridge - Hybrid, 2-3 days p/w £(Apply online only)/ More ❯
Employment Type: Contract
Rate: £300 - £350/day
Posted:

Test Automation Engineer - UiPath - RPA

London, United Kingdom
Adecco
s integration capabilities with CI/CD tools Skills & Experience Required Proven experience in IT automation projects Proficiency in UiPath Studio, Orchestrator, and Test Suite Strong programming skills in Java, VB.NET, or C# Familiarity with Git, Bitbucket, and Azure DevOps Excellent problem-solving and communication skills Preferred UiPath certifications (e.g., Advanced RPA Developer or Testing Engineer) Experience testing financial applications More ❯
Employment Type: Contract
Posted:

Test Automation Engineer - UiPath - RPA

London, South East, England, United Kingdom
Adecco
s integration capabilities with CI/CD tools Skills & Experience Required Proven experience in IT automation projects Proficiency in UiPath Studio, Orchestrator, and Test Suite Strong programming skills in Java, VB.NET, or C# Familiarity with Git, Bitbucket, and Azure DevOps Excellent problem-solving and communication skills Preferred UiPath certifications (e.g., Advanced RPA Developer or Testing Engineer) Experience testing financial applications More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Quality Engineer -

Telford, Shropshire, England, United Kingdom
TXP
engineers) operating in two-week sprints, helping to ensure solutions meet the highest quality standards across a range of technologies. Tech Stack Frontend: Remix, React, JavaScript Backend: Java, Spring, .NET Data: MongoDB, Oracle Tools: RabbitMQ, JSON Key Responsibilities Design and implement test automation frameworks and solutions from the ground up Apply TDD/BDD methodologies and risk-based testing approaches More ❯
Employment Type: Contractor
Rate: £0 per annum
Posted:

Data Integration Engineer

Leigh Woods, Bristol, United Kingdom
JAM Recruitment Ltd
Champion enhancements to integration architectures and best practices. Skills & Experience Required Experience with workflow orchestration tools (e.g., Apache Airflow). Proven track record in backend development (e.g., Node.js, Python, Java). Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2, JWT). Experience with ETL/ELT tools and frameworks. Solid database skills (SQL and More ❯
Employment Type: Contract
Rate: GBP 650 - 745 Daily
Posted:

Data Integration Engineer

Bristol, Avon, South West, United Kingdom
JAM Recruitment Ltd
Champion enhancements to integration architectures and best practices. Skills & Experience Required Experience with workflow orchestration tools (e.g., Apache Airflow). Proven track record in backend development (e.g., Node.js, Python, Java). Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2, JWT). Experience with ETL/ELT tools and frameworks. Solid database skills (SQL and More ❯
Employment Type: Contract
Rate: £650 - £745 per day + Umbrella, inside IR35
Posted:

Azure Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Queen Square Recruitment Limited
including Azure Functions, App Services, AKS, and Logic Apps Hands-on experience with Azure Cosmos DB including query optimisation and throughput management Proficiency with Cosmos DB SDKs (e.g., .NET, Java, Python, Node.js) Experience with SQL API and familiarity with other APIs Strong understanding of partitioning, indexing, and consistency levels Experience with Git, version control, and continuous integration tools Desirable: Advanced More ❯
Employment Type: Contract
Rate: From £500 to £600 per day inside IR35, DOE
Posted:

API Integration Specialist

Oxfordshire, South East, United Kingdom
Halian Technology Limited
solving, debugging, and testing skills. Ability to work collaboratively in a dynamic, cross-functional environment. Experience with project management or Agile methodologies. Desirable: Programming skills in Python, JavaScript, SQL, Java, C#, or Ruby. Experience with Microsoft Cloud, AWS, cloud infrastructure, or Microservices architecture. Familiarity with Power Apps, Power BI, Microsoft Graph API, Azure Logic Apps/Functions, and Dataverse. Experience More ❯
Employment Type: Contract
Rate: From £500 to £525 per day
Posted:
Java
10th Percentile
£335
25th Percentile
£415
Median
£519
75th Percentile
£638
90th Percentile
£788