201 to 225 of 255 Contract Java Jobs

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 ...

Contract Java Developer Inside IR35 Halian Technology are currently looking to hire several contract Java Developers for a fintech business in Hampshire. We are looking for a UK-based professionals with a strong background in Java who want to work on a greenfield build with some of the latest technologies. ...

Integration Engineer - Java 8, MQTT £Market Rate (Outside IR35) Remote/London 3 Months My client is seeking an Integration Engineer to design and implement an integration layer using Java 8 and MQTT, supporting real-time processing and back-office updates. This is a hands-on engineering role involving development … testing, and close collaboration with customer stakeholders as the POC evolves into a production-ready solution. Key requirements: Strong commercial Java 8 development experience Proven background with MQTT integrations Experience with PostgreSQL databases Comfortable working in SuSE Linux Enterprise environments Ability to deliver clean, testable, maintainable code Strong communication skills ...

Java Engineer (Edinburgh) Must be Scotland based (no relocation) 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 click apply for full ...

Senior Software Engineer | Java | AI | London | £500-£600/day About the Role We are seeking an exceptional Senior Software Engineer with expertise in Java and AI to join our client, an established financial services brand, on a 6-month contract Outside IR35. This is a unique opportunity … lifecycle, working with the latest AI technologies including Claude Code, GitHub Copilot, MCP, LLMs. Senior Software Engineer will: Develop and maintain software applications using Java Implement AI solutions to enhance software functionality and accelerate development workflows Collaborate with cross-functional teams to define, design, and ship new features Leverage ...

World Class Defence Organisation is currently looking to recruit a Java Software Engineer subcontractor on an initial 12 month contract. Job Title: Java Software Engineer Rate: £65.00 per hour Location: Bristol Hybrid/Remote working: The role will be onsite a compressed 4 day week (Monday to Thursday is fine … will be calculated at time and a quarter Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Java Software Engineer Job Description: The team, at the Bristol facility, develop solutions for the next generation of Air Defence Systems; developing evolving products whilst maintaining ...

World Class Defence Organisation is currently looking to recruit a Java Software Engineer subcontractor on an initial 12 month contract. Job Title: Java Software Engineer Rate: £65.00 per hour Location: Bristol Hybrid/Remote working: The role will be onsite a compressed 4 day week (Monday to Thursday is fine ...

Junior Solution Architect - AWS, Java, Application Client looking for Junior Solution Architect preferably from a developer background. Generalist with proficiency in a coding language. - AWS Ideal but any cloud experience is good - Need to be eligible for SC Clearance Contract, remote (with occasional travel) By applying to this ...

Junior Solution Architect - AWS, Java, Application Client looking for Junior Solution Architect preferably from a developer background. Generalist with proficiency in a coding language. - AWS Ideal but any cloud experience is good - Need to be eligible for SC Clearance Contract, remote (with occasional travel) By applying to this ...

Senior Software Engineer (Full Stack - React & Java) We're hiring a Senior Software Engineer for a well-known global digital platform, working on high-traffic products used by millions of customers worldwide. This role is ideal for a front-end-leaning full-stack engineer who enjoys building React Micro Frontends … while remaining confident working with Java and Spring services behind the scenes. You'll be joining an established engineering team, contributing to an internal portal and customer-facing features, with a strong emphasis on clean architecture, testing and debugging. What You'll Be Doing: Building Micro Frontend applications using React ...

Backend Software Engineer Java/Cloud (SC Cleared) Guildford, Surrey (Hybrid - x3 days per week on-site) 12-month contract Rates: Negotiable (DOE) We are currently supporting a major organisation within the Defence & Space sector who are looking for an experienced Software Engineer to join a collaborative Agile Scrum team … design, development, testing and deployment of scalable, cloud-based services using modern technologies. Key Responsibilities Design, develop and maintain high-quality, scalable Java-based applications Contribute to reusable design patterns to improve team velocity Write unit and automated tests to support high-quality delivery Participate in design and code reviews ...

seeking an experienced Senior Software Engineer to join a delivery-focused engineering team building modern, scalable applications using React Native (Web) and Java . This is a hands-on role requiring strong full-stack development capability, disciplined engineering practices, and experience working in Agile environments. The role involves contributing across … security, and automation. Key Responsibilities Design, develop, and maintain React Native (Web) applications with a focus on performance, reliability, and maintainability Build and support Java-based backend services for enterprise-scale applications Design and implement RESTful APIs , including documentation using OpenAPI Specification (OAS)/YAML Apply Test-Driven Development ...

days a week, with the opportunity to work 2 days from home. Responsibilities Develop high-quality, readable, scalable and easily maintained code, using Java and related technologies, meeting requirements and coding standards. Develop reusable patterns and encourage innovation that will enhance team velocity. Contribute to quality assurance by writing unit … true Agile environment, contributing to agile based estimating. Work with the scrum team to meet the sprint commitments Skill Set Essential Java Cloud Services development Unit testing Desirable DevSecOps awareness using tools such as Tekton, ArgoCD, SonarQube Red Hat Openshift container platform or Kubernetes Quarkus Framework Front end development using ...

working with a consultancy feeding into the public sector who are looking for a Java software engineer with strong NodeJS to join a project. Immediate startTill 28/04/2026Ideally Newcastle 2x a week (open to fully remote canddiates)All candidates must pass a BPSS check.Skillset: Java & NodeJS SpringMongoDBAWSGit ...

About the Role: We are seeking a highly skilled Lead Java Developer to join our team and work on a large-scale public sector program. This unique development opportunity involves creating and implementing solutions for our portfolio of biometric products, supporting live systems, and diagnosing incidents. You will be part ...

Role type - Contract role IR35 status - Inside Dat rate - £750 - £900 pd About the Role: A premier Tier 1 investment bank seeks an adept Java developer specialized in algorithmic trading to join their Electronic Trading Technology team. This position involves driving forward new projects and maintaining essential trading engines click ...

Senior Full Stack Engineer (Java 17, AWS, GraphQL) The Opportunity Join a global leader in the digital product space, building high-concurrency systems for millions of users. We are looking for a Senior Engineer to drive our back-end strategy and cloud deployment using a modern, best-in-class stack. … Requirements Java Mastery: 5+ years of experience (Java 17+ preferred) with a focus on performance click apply for full job details ...

that integrates software and infrastructure across a large data centre and thousands of end points. This is a senior Application Developer role requiring strong Java expertise, design capability, and confidence working independently. The Role of Application Developer As an Application Developer , you will design, develop, test, and support Java based … teams. You will support test, pilot, migration, and rollout activities across ongoing projects. Skills and Experience for Application Developer Three to four years minimum Java development experience. Strong experience with Maven, XML, SQL, and Java IDEs such as Eclipse. Experience with version control systems such as Subversion. Ability to work ...

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 ...

Senior Developer - Active SC, Java, Oracle Up to £550 per day (Inside IR35) London/Hybrid 6 months My client is an instantly recognisable consultancy who urgently require a Senior Developer with Active Security Clearance (SC), to join a business-critical programme. Key Requirements: Proven experience working as a Senior … Developer within the public sector. Active Security Clearance (SC) Advanced proficiency in Java technologies (SE 8, EE 5/6/11, EJB, JSP) Proven experience supporting and modernising legacy applications Demonstrated ability to refactor complex codebases and develop robust automated tests Strong background integrating solutions with auditing and protective ...

looking for an experienced Backend Developer to join a high-impact project delivering scalable, reliable backend services. You'll work with modern Java-based technologies in a collaborative, delivery-focused environment, contributing to systems that are critical, secure, and built to scale. This is a contract role offering long-term … flexibility through remote working, and the opportunity to work on meaningful, production-grade systems. Key Responsibilities Design, build, and maintain robust backend services using Java Develop and integrate event-driven systems using Kafka Build and consume REST APIs to support internal and external services Collaborate closely with product owners, architects ...

develop, and maintain solutions within FIS ACBS Customize and enhance ACBS Loan IQ/ACBS core modules (depending on platform scope) Develop and support Java/J2EE-based ACBS components Build and maintain interfaces between ACBS and upstream/downstream systems Perform batch processing, reporting, and data extraction activities Troubleshoot … Agile ceremonies and continuous improvement initiatives Produce technical documentation and support knowledge transfer Technical Skills Strong hands-on experience with FIS ACBS Proficiency in Java, J2EE, Spring, and related frameworks Experience with SQL, Oracle, or DB2 databases Knowledge of ACBS APIs, batch jobs, and reporting tools Experience with Unix/ ...

talents, skills, and unique experience in an inclusive environment that helps them thrive. Senior Full Stack Engineer - FX e-Trading (React/TypeScript + Java) Location: London (minimum 2 days per week onsite) Contract: 12 months About the role We're looking for two experienced Senior Full Stack Engineers … brand-new FX e-trading platform . You'll be responsible for delivering full-stack features across React/TypeScript front-end applications and Java backend services , ensuring high performance, resilience, and reliability for real-time trading workflows. What you'll do Lead design and development of full-stack features ...

Senior Backend Developer (Java/Kotlin). Public Sector Contract. Transform Crime Data Management and Make a Difference. Up to £700 a day Inside IR35. 6 Month contract. Hybrid working from a hub of UK wide offices. Join the Electronic Monitoring team, a dedicated group focused on revolutionising … performance. Skills and Experience Required for the Senior Backend Developer: - Proven experience in backend development, ideally within a microservices architecture.- Proficiency in modern Java or Kotlin for backend development.- Strong knowledge of AWS infrastructure, including deployment, hosting, and service management.- Experience with secure data handling and compliance requirements.- Familiarity with ...

Software Engineer (Java/Fintech) London 6-Month Contract Role: Backend Software Engineer Team: RegTech (Fintech Business Unit) The Stack Primary: Java (Expert level) & Microservices. Data: Cassandra, Hadoop, MySQL. Cloud: AWS (Kinesis, Step Functions, EC2) click apply for full job details ...