151 to 175 of 256 Contract Java Jobs

Senior Platform Software Engineer - F56465

Hiring Organisation
Caresoft Global Ltd
Location
Stratford, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£73.18 per hour
active part of the development community, sharing best practices, identifying cross-product alignment opportunities, and defining coding standards. Qualifications and Skills Essential: Java Ecosystem: Extensive software development experience in JVM languages (Java, Kotlin) across multiple projects, with deep knowledge of Spring and Spring Boot Frameworks. Cloud & Infrastructure: Experience with Google ...

Lead Golang Developer Software Engineer Finance Trading London

Hiring Organisation
Joseph Harry Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 650 - 850 Daily
Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software … ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates ...

REMOTE Lead Golang Developer Software Engineer Finance London

Hiring Organisation
Joseph Harry Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 800 Daily
Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio Golang Go Java AWS Kafka) required by our trading software client in London. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software … ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates ...

Lead Software Engineer Lead (Java/Python, Cloud & AI)

Hiring Organisation
Deloitte
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Competitive salary
Lead Software Engineer Lead (Java/Python, Cloud & AI) Location : London (5 days in office) Duration 12 months Competitive Day Rate (Inside IR35) Key Expectations from the role: Technical leadership and architecture Delivery ownership AI/ML solution stewardship People leadership Stakeholder and product partnership Controls and governance Key Skills … Expert level proficiency in Java and/or Python. Cloud-native systems on AWS (compute, storage, networking, IAM, KMS, observability). Demonstrated success in leading teams Deep understanding of AI/ML solutions implementation, with emphasis on LLM applications and retrieval-augmented generation. Expertise in modern SDLC and DevOps ...

Senior Full Stack Engineer FX e Trading London

Hiring Organisation
Atrium Global
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £750 to £900 per day
Trading London Atrium EMEA is looking for several Senior Full-Stack Engineer with good experience of FX e-Trading (React/TypeScript + Java) to help architect and build a new FX e-trading platform from the ground up, working across the stack to deliver high-performance, resilient, and secure … PAYE/Umbrella options. Lead design and development of full-stack features: React/TypeScript web apps, desktop container integrations (OpenFin or similar), and Java services. Architect and implement scalable, event-driven, and microservices-based backend components (e.g., Spring Boot), including APIs, market data, order/risk workflows, and real ...

Contract Java Software Engineer Inside IR35

Hiring Organisation
Interact Consulting Limited
Location
South West London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Software Engineer (x2) - Java | £325 per day | Inside IR35 Start Date: ASAP End Date: 30th June 2026 Location: London (Remote, one day per week on-site) Arrangement: Hybrid/Mostly Remote We're looking for two mid-level Software Engineers to join a collaborative and forward-thinking team … supportive Agile environment that values clean code, test-driven principles, and continuous improvement. What You'll Be Doing Designing, developing, testing, and maintaining Java-based applications. Building and deploying solutions in Amazon AWS cloud environments. Contributing to a microservices-based architecture. Writing clean, testable, and well-documented code following ...

DevOps Engineer- eDV cleared

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Contract
sector. Key skills: Design and develop innovative cloud-native platforms and applications using AWS, data engineering, and CI/CD practices. Implement and optimize Java, JavaScript, React, and other relevant technologies for full-stack applications. Contribute to batch analytics, Python, and data engineering efforts. Ensure platform and application resilience through … agile development processes, including sprint planning, daily stand-ups, and code reviews. Apply SRE principles to improve system reliability and performance. Proven experience in Java and JavaScript development, with a focus on cloud-native applications. Good understanding of AWS services Additional skills: Experience with containerization (Docker, Kubernetes) and orchestration tools ...

Technical Architect

Hiring Organisation
RCRTR
Location
Swansea, City and County of Swansea, West Glamorgan, United Kingdom
Employment Type
Contract
Contract Rate
£470 - £500/day
will provide end-to-end technical leadership across design, architecture, and delivery of modern cloud-based systems. The role focuses on AWS cloud architecture, Java-based services, API-led design, microservices patterns, and schema-driven approaches to ensure high-quality, scalable, resilient digital services. You will work closely with engineering … architectures for cloud-native services built on AWS. Define and document high-level and detailed designs, architectural patterns, and technical specifications. Architect Java-based services using frameworks such as Spring/Spring Boot. Create robust, well-governed API architectures (RESTful, event-driven, synchronous/asynchronous). Lead the design ...

Java Developer (Azure experience)

Hiring Organisation
Oscar Associates (UK) Limited
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £700 per day
Java Engineer | Glasgow based | Must have Azure experience! | £550-£700 (Inside IR35) | 6 months initially (likely extension) We're looking for a Java Engineer, that has previous experience working with Azure, specifically Azure app services for a range of exciting projects. If you don't hold strong experience in this … Rate: £550-£700 (Inside IR35) Length: 6-month initial contract, strong likelihood of extension Location: Scotland (fully on site) Key Skills & Experience: Strong core Java development background Experience with Spring Boot Exposure to Azure App Services Proficiency with CI/CD pipelines (Jenkins preferred) Terraform experience desirable Must have valid ...

Mainframe Developer with CICS Webservices

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £350 to £400 per day
with DevOps and Agile methodologies and associated toolsets and practices, including CI/CD and Jenkins. Desirable Skills/Knowledge/Experience Option 1: Java-Based Skills Java skill set. Strong foundation in Java, including OOP and functional programming (Java 8+). Familiarity with Spring Boot annotations, configuration ...

Full Stack Engineer Java Springboot

Hiring Organisation
Randstad Digital
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£380 - £388 per day
solving leads to faster, more robust results. Your Technical Profile We are looking for an engineer who thrives on complexity and high-performance systems: Java Authority: Advanced proficiency in Java is essential. Framework Expertise: Strong experience with Spring Boot and Microservices Architecture . Full-Stack Mindset: Comfortable navigating the entire ...

Full Stack Engineer Java Springboot

Hiring Organisation
Randstad Digital
Location
Bournemouth, Dorset, South West, United Kingdom
Employment Type
Contract
Contract Rate
£380 - £388 per day
solving leads to faster, more robust results. Your Technical Profile We are looking for an engineer who thrives on complexity and high-performance systems: Java Authority: Advanced proficiency in Java is essential. Framework Expertise: Strong experience with Spring Boot and Microservices Architecture . Full-Stack Mindset: Comfortable navigating the entire ...

Lead Test Engineer

Hiring Organisation
Circle Recruitment
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£540 - £640 per day
designing and implementing test strategy for distributed microservices from Monolith service across multiple teams Experience in business context/domain driven testing approach for java spring boot-based application or non JVM based application Experience in contract testing and component testing such as API, message based asynchronous testing such … relational database I.e. mongo db or similar Strong technical automation skills with the ability to write well-structured reusable maintainable tests and test utilities (Java or TS/JS preferred). Have experience in non-functional experience such as performance testing (Gatling, K6) and accessibility testing Have experience ...

SC Java developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 per day
working with a consultancy feeding into the public sector looking for 2x SC preferable Java developers. Inside IR35£400 per dayStart date - immediateEnd date - 29th April 2026Active SC preferred TDD and BDD. Java 21 (or later). Microservice architectures. Agile environment activities Pair programming environment activities. Implementing APIs for internal ...

SC Java developer

Hiring Organisation
Opus Recruitment Solutions
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
working with a consultancy feeding into the public sector looking for 2x SC preferable Java developers. Inside IR35 £400 per day Start date - immediate End date - 29th April 2026 Active SC preferred TDD and BDD. Java 21 (or later). Microservice architectures. Agile environment activities Pair programming environment activities. Implementing ...

Senior Java Developer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£900.0 - £925 per day + Up to £925pd Umbrella
currently working with a London-based Commodities client who are actively seeking a Senior Java Developer to work on the development of a business-critical pre-trade platform. What you'll need to succeed : Extensive Java development experience within investment banking or commodities - must have. Extensive Kafka experience. Working knowledge ...

Senior Java Kafka Developer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£700.0 - £750.0 per day + Up to £750pd Umbrella
currently working with a London-based Commodities client who are actively seeking a Senior Java Developer to work on the development of a business-critical pre-trade platform. What you'll need to succeed : Extensive Java development experience within investment banking - Must have. Extensive Kafka experience. Strong experience with data ...

Java DevOps Engineer

Hiring Organisation
Yolk Recruitment Limited
Location
Guildford, Surrey, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£65 - £70 per hour
works in the office three days per week, with two days from home. What you'll be doing * Designing and building high quality, maintainable Java based services * Developing reusable patterns that improve delivery speed and engineering standards * Writing unit and automated tests to support robust, production ready software * Taking part … integrity and awareness of compliance requirements, as the software supports sensitive and high value use cases. What we're looking for Essential experience * Strong Java development experience * Building and deploying cloud based services * Unit testing and automated testing practices Desirable experience * DevSecOps exposure using tools such as Tekton, ArgoCD ...

Java Engineer (Azure)

Hiring Organisation
Oscar Associates (UK) Limited
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £700 per day
Java Engineer | Must be Scotland based (no relocation) !!! (Edinburgh) | Must have Azure experience! | £550-£700 (Inside IR35) | 6 months initially (likely extension) We're looking for a Java Engineer, that has previous experience working with Azure, specifically Azure app services for a range of exciting projects. Rate: £550-£650 (Inside … IR35) Length: 6-month initial contract, strong likelihood of extension Location: Scotland (fully on site) Key Skills & Experience: Strong core Java development background Experience with Spring Boot Exposure to Azure App Services Proficiency with CI/CD pipelines (Jenkins preferred) Terraform experience desirable Must have valid Right to Work ...

Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £800/day
Race to Zero: Senior Java Low-Latency Engineer (Fixed Income) 6 Months Contract London Hybrid Role Competitive daily rate. Our client "A premier global electronic trading powerhouse" is looking for a Java Specialist to lead a mission-critical shift in their E-Fixed Income (eFI) architecture. They aren't just … systems artist who understands that in this world, latency is the only metric that matters . The Tech Stack The Core: Low-latency Java (Mechanical Sympathy, Memory Tuning, GC Avoidance). The Connectivity: TransFICC specialization, TCP/UDP, Kernel-level optimization. The Infrastructure: AWS, Ansible, Linux Performance Tuning. The Philosophy ...

Java Developer - AI first development

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Senior Java Developer - AI first - sought by trading company based in London - Contract (OUTSIDE IR35 - Remote option available for outstanding candidates) What We're Looking For Backend Engineering Expertise 8+ years of software engineering experience with strong Java backend skills. Proven track record in modernising production systems and designing APIs ...

Java Software Engineer

Hiring Organisation
Brightbox GRP Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 480 Daily
Java Software Engineer Active SC Clearance Contract Length: Initial 3-month contract £400-£480pd (Inside IR35) Working Pattern: Flexible fortnightly on-site visit to a convenient Available Locations: Glasgow, Newcastle, Leeds, Sheffield, Manchester, Birmingham, Blackpool, Cardiff, London Role Overview We are seeking an experienced Java Software Engineer to join ...

Java Developer - AI/Modernisation Project

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £575 per day
Senior Java Developer - AI first - sought by trading company based in London - Contract (OUTSIDE IR35 - Remote option available for outstanding candidates) What We're Looking For Backend Engineering Expertise 8+ years of software engineering experience with strong Java backend skills. Proven track record in modernising production systems and designing APIs ...

Full Stack Engineer Java Testing

Hiring Organisation
Randstad Digital
Location
Bournemouth, Dorset, South West, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £351 per day
Title: Fullstack Developer - Java Location:Bournemouth, UK(5 days in a week from office) Job type: 12 Months contract Job Description Responsibilities: As a Full Stack Engineer, you will be responsible for developing and/or engineering the end-to-end features of a system, from user experience to backend … with multiple teams, and contribute to key decisions while providing solutions to problems for your immediate team and across multiple teams. Advanced proficiency in Java is required. Intermediate proficiency in Behaviour-Driven Development (BDD) is recommended. Additionally, intermediate proficiency in Kubernetes, Spring Boot, Terraform, and Oracle Database is suggested. Design ...

Java Developer (Government)

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 Daily
Must have Government experience My client are seeking a Java Developer with strong expertise in Apache Kafka, Node.js, and AWS cloud services. The role involves designing and implementing scalable, event-driven architectures, building microservices, and deploying solutions in a cloud-native environment. Essential Skills & Experience Strong commercial experience with Java ...