101 to 125 of 137 Contract Java Jobs

You will play an integral part of an agile team to enhance, build, and deliver products in a secure, stable, and scalable way. You will have previous experience in Java, Spring Boot, microservices architecture utilising DevOps practices. We operate a highly agile development approach, giving wide scope to be involved with hands-on system-design, test driven development, deployment, and … operations. Type: 5 Month Contract Day Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills Proficient with Java, Spring Boot, Microservices Architecture, whilst automating CI/CD pipelines for build, test and deployment. Cloud experience, implementing docker-based CI/CD pipelines, utilising Kubernetes. Please apply now to be considered for this position. More ❯

office/Kubernetes - sought by investment bank based in London - Hybrid - Contract *Inside IR35* Key Responsibilities Develop and maintain backend components of a next-gen trading platform. Work with Java and/or Kotlin to deliver robust solutions. Deploy containerised applications using Kubernetes and Docker. Leverage MongoDB and Databricks for data processing and analytics. Integrate with relational databases and support … with stakeholders and contribute to technical decision-making. Ensure code quality through testing, debugging, and optimisation. Essential Skills 3+ years of backend development experience in financial systems. Proficiency in Java and/or Kotlin. Strong knowledge of Kubernetes and Docker. Experience with MongoDB and Databricks. Familiarity with relational databases (e.g., PostgreSQL, MySQL, Oracle). Understanding of Git, CI/CD More ❯

office/Kubernetes - sought by investment bank based in London - Hybrid - Contract *Inside IR35* Key Responsibilities Develop and maintain backend components of a next-gen trading platform. Work with Java and/or Kotlin to deliver robust solutions. Deploy containerised applications using Kubernetes and Docker. Leverage MongoDB and Databricks for data processing and analytics. Integrate with relational databases and support … with stakeholders and contribute to technical decision-making. Ensure code quality through testing, debugging, and optimisation. Essential Skills 3+ years of backend development experience in financial systems. Proficiency in Java and/or Kotlin. Strong knowledge of Kubernetes and Docker. Experience with MongoDB and Databricks. Familiarity with relational databases (e.g., PostgreSQL, MySQL, Oracle). Understanding of Git, CI/CD More ❯

modern engineering practices. The ideal candidate will bring proven expertise in AWS services, particularly with AWS CDK, alongside strong experience in DevOps and CI/CD pipelines. Proficiency in Java microservices development and test driven development (TDD) is essential, as is hands on experience in component migrations. A proactive and detail-oriented approach will be vital to ensure smooth transitions … Key Skills and Responsibilities You will have: Good working experience with continuous integration and continuous delivery (CI/CD) AWS CodePipeline expertise CDK Experience DevOps & CI/CD (pipelines) Java microservice experience Test Driven Development Component migrations techniques Go programming language Desirable Skills/Knowledge/Experience Strong problem solving skills Go programming experience Agile/Scrum experience Load Balancer … experience Defensive programming techniques Tools and Technology Java Jira AWS TDD CI/CD Experience A degree in Computer Science, Software Engineering, or a related field or similar work based experience. Proven experience as a Senior Software Engineer ideally with a focus on media-related projects. Very good working knowledge of standard software development frameworks, techniques and methodologies. Experience with More ❯

and maintaining message sets and message definitions using XML, MRM, and TDS formats Supporting API integrations via API Connect or Azure API Management Writing and maintaining scripts in ESQL, Java, Korn Shell, PERL, and SQL Collaborating with business stakeholders, operations teams, and vendors to deliver robust solutions Participating in change control processes and supporting production incidents when required What We … hands-on experience with IBM Integration Bus (v9+) or App Connect Enterprise (ACE 12) Proven expertise working with IBM MQ (v8.0+) and MQFTE (v7.0+) Solid programming skills in ESQL, Java, SQL , and Scripting languages (Korn Shell, PERL) Experience developing message flows and working with multiple node types Proficiency working across Unix/AIX, Linux, and Windows environments Strong understanding of More ❯

coding practices, code management, agile development practices and continuous delivery Understand how to performance optimise and fine tune backend applications to meet demanding NFRs Desirable knowledge & experience Experience of JAVA development Experience with cryptography frameworks in go and JAVA Experience with SQL databases Experience and/or Interest in application security and/or mobile app security. Experience with cloud More ❯

Skill Requirements: Proficiency in devops solutions and tools such as Jenkins,docker, Kubernetes. Strong Experience in react js framework. Expertise in full stack development using Java Technologies In-depth knowledge of SDLC and agile methodologies Strong communication and leadership skills to effectively lead a development team. More ❯

MERITUS Talent are working with one of the World's largest aerospace organisations for the recruitment of a Java Software Engineer to join their office in Newcastle on an initial 12 Month contract basis. The role requires someone to either hold or be eligible for Security Clearance, and is paying £55 per hour via Umbrella. Hybrid working is available, with … lifecycle - from design and development through to testing and deployment - delivering robust, scalable, and high-performing cloud-based services. Key Responsibilities Develop high-quality, maintainable, and scalable code using Java and related technologies. Build reusable patterns and introduce innovations to improve development efficiency and team velocity. Contribute to quality assurance through the creation of unit and automated tests . Conduct … sprint goals and deliver reliable software solutions. Maintain awareness of compliance and security risks, acting with integrity in line with organisational standards. Required Skills & Experience Essential Strong experience with Java development. Proven background in cloud services development . Experience writing and maintaining unit tests . Desirable Awareness of DevSecOps practices and tools such as Tekton , ArgoCD , or SonarQube . Experience More ❯

Lead Developer - Live Services Java Patching Rate: £508 per day Start Date: 24th November (TBC) Location: Remote/On-site as required Telford Security Clearance: Active SC preferred due to timescale of the project We are seeking an experienced Lead Java Developer to oversee and deliver a critical Live Services Java Patching Programme within Central Government. This role involves upgrading … legacy Java applications to meet contractual and compliance requirements, ensuring continued stability, performance, and security across live environments. The successful candidate will take a leading role in planning, coordinating, and executing the patching exercise, working closely with a small development team and key stakeholders to deliver high-quality outcomes. Key Responsibilities: Lead the end-to-end Java patching and upgrade … and service owners. Provide technical leadership, mentoring, and quality assurance within the team. Maintain comprehensive documentation and reporting throughout the upgrade lifecycle. Essential Skills and Experience: Proven expertise in Java development, including upgrading and maintaining legacy systems. Strong understanding of live service environments and production change management. Demonstrated experience leading or coordinating small technical teams. Excellent communication, analytical, and stakeholder More ❯

Fidessa Developer - Java/Spring - sought by investment bank based in London - Contract - Hybrid *inside IR35* Key Responsibilities Develop and customise the Fidessa cash equities order management systems for US and Canadian markets. Translate business requirements into technical solutions using Fidessa and Java. Collaborate with global teams to deliver high-quality solutions. Provide mentorship to new team members and contribute … line technical issues as needed. Essential Skills & Experience 5+ years of hands-on development experience with the Fidessa trading platform . Strong understanding of equities trading . Proficiency in Java (including Spring framework) and Python . Excellent interpersonal, communication, and organisational skills. Desirable Skills Knowledge of other asset classes in Capital Markets. Experience with tools such as GitHub, Maven, Jenkins More ❯

Fidessa Developer - Java/Spring - sought by investment bank based in London - Contract - Hybrid *inside IR35* Key Responsibilities Develop and customise the Fidessa cash equities order management systems for US and Canadian markets. Translate business requirements into technical solutions using Fidessa and Java. Collaborate with global teams to deliver high-quality solutions. Provide mentorship to new team members and contribute … line technical issues as needed. Essential Skills & Experience 5+ years of hands-on development experience with the Fidessa trading platform . Strong understanding of equities trading . Proficiency in Java (including Spring framework) and Python . Excellent interpersonal, communication, and organisational skills. Desirable Skills Knowledge of other asset classes in Capital Markets. Experience with tools such as GitHub, Maven, Jenkins More ❯

IBM Integration Bus v9+/ACE 12, IBM MQ v8+, and MQFTE v7+. Strong knowledge of XML, MRM, TDS, and message flow development using Compute, SOAP, HTTP, Routing, Mapping, Java Compute, File, and Database Nodes. Programming experience with Korn Shell, PERL, Java, Ant, SQL, ESQL. Experience with UNIX (AIX), Linux, and Windows operating systems. Database experience with Oracle 10G/ More ❯

solutions using APIs, web services, and messaging systems. Collaborate with business analysts and architects to define integration requirements and strategies. Develop and maintain integration components using technologies such as Java, REST/JSON, XML, and Enterprise Messaging Systems. Ensure integration solutions adhere to security, compliance, and performance standards. Manage and mentor a team of integration developers. Conduct code reviews and … user acceptance testing phases with defect triage and resolution. What are we looking for? 8+ years of software development experience with a strong focus on system integration. Proficiency in Java/J2EE, REST/JSON, XML, SQL, Spring, Hibernate, and messaging systems (e.g., JMS). Experience with integration platforms and middleware (e.g., MuleSoft, Apache Camel, Azure Integration Services, and AWS More ❯

per week) Rate: £500 - £600 per day Clearance: Active DV clearance required Start : ASAP Duration : 6 months Key Responsibilities Build & Deploy Manage and maintain CI/CD pipelines using Java, Maven, and NPM. Configure and execute automated test suites with Maven and Cypress. Deploy and configure services using Terraform and Ansible across OpenShift, RHEL/CentOS, and Docker. Configure and … site data centre operations. Key Skills Experience in a managed service environment with strong service delivery focus. Hands-on with Infrastructure as Code (Terraform, Ansible). Application development experience (Java or similar). Strong problem-solving and analytical skills with sound decision-making. Excellent communication and stakeholder management. Proficient with Git version control. Desirable Skills Experience with microservices deployment and More ❯

the CESA team within Tax Admin, supporting critical live services including batch scheduling, incident resolution, and platform stability. The role demands strong technical expertise in PL/SQL and Java, and a proven track record in live service environments. Core Responsibilities Provide live service support for the CESA service. Investigate and resolve incidents without breaching SLAs. Manage and monitor batch … Perform daily checks and triage ServiceNow tickets. Support patching and failover activities. Collaborate with cross-functional teams to elaborate issues and devise solutions. Skills & Technologies PL/SQL and Java (core development and debugging) Live Service Support experience ServiceNow (ticket triage and root cause analysis) Batch scheduling tools (eg, Job Scheduler) Strong problem-solving and analytical skills More ❯

Low Latency Java Developer - FX options - Inside IR35 Central London - Hybrid - 3 days on site, 2 days remote 12 months Brief Our client is seeking a Low Latency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and optimising the trading platform , delivering … ultra-low latency solutions for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain low latency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership of the end-to-end performance of the platform … and provide technical leadership within the development team Collaborate with cross-functional teams on architecture, design, and deployment of trading solutions Required Skills 5-10 years' experience as a Java Developer in front-office or trading environments Strong Java Core , multi-threading , and concurrent programming experience Proven experience with low latency system design and optimisation Hands-on experience with FIX More ❯

Low Latency Java Developer - FX options - Inside IR35 Central London - Hybrid - 3 days on site, 2 days remote 12 months Brief Our client is seeking a Low Latency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and optimising the trading platform , delivering … ultra-low latency solutions for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain low latency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership of the end-to-end performance of the platform … and provide technical leadership within the development team Collaborate with cross-functional teams on architecture, design, and deployment of trading solutions Required Skills 5-10 years' experience as a Java Developer in front-office or trading environments Strong Java Core , multi-threading , and concurrent programming experience Proven experience with low latency system design and optimisation Hands-on experience with FIX More ❯

Overview The client is seeking a mid-to-senior level contractor with strong backend and infrastructure development experience. The successful candidate will work on maintaining and upgrading a legacy Java/Oracle system, collaborating with existing developers to gain domain knowledge and contribute to modernisation efforts using cloud-based technologies. Key Responsibilities * Maintain and enhance a monolithic Java application with More ❯

Role OverviewThe client is seeking a mid-to-senior level contractor with strong backend and infrastructure development experience. The successful candidate will work on maintaining and upgrading a legacy Java/Oracle system, collaborating with existing developers to gain domain knowledge and contribute to modernisation efforts using cloud-based technologies. Key Responsibilities* Maintain and enhance a monolithic Java application with More ❯

Job Description: Lead and oversee Java development projects, architect solutions, mentor team members, and ensure code quality. Collaborate with stakeholders, make technical decisions, and stay current with Java technologies and best practices. £565.00/day Talent International UK and it's subsidiaries, Digital Gurus, Infinite Talent and Rethink act as an employment agency for permanent recruitment and employment business for More ❯

in developing Message Sets and Message Definitions using XML, MRM and TDS formats. Experience in developing message flows using Compute Nodes, SOAP Nodes, HTTP Nodes, Routing Nodes, Mapping Nodes, Java Compute Nodes, File Nodes (Input, Output, Read & Write) and Database Nodes. Experience in Programming Languages: Korn Shell scripts, PERL, Java, Ant, SQL, ESQL. Experience in working with Operating systems such More ❯

NHS or Government experience essential We're seeking a mid-to-senior level Backend/Infrastructure Engineer to join a 6-month engagement focused on maintaining and upgrading a Java/Oracle-based system . You'll work closely with existing developers to understand the system and business processes, while sharing your expertise in modern cloud-based development practices. Key … Responsibilities Maintain and enhance a Java monolithic application with an Oracle PL/SQL database . Pair with current developers to transfer knowledge and improve processes. Contribute to modernisation efforts by applying TDD, Agile, and CI/CD principles. Provide 3rd line support , with a proactive approach to streamlining and automating support tasks. Ideal Candidate Profile Strong backend development experience More ❯

cross-domain managed service using modern Application Support practices. You'll support deployments, monitor performance, and troubleshoot issues across a diverse tech stack. Responsibilities Build and deploy code using Java, Maven, NPM, Terraform, and Ansible Manage CI pipelines and automated testing (Cypress) Monitor services with InfluxDB and Grafana Provide 2nd/3rd line support and incident response Perform OS patching … database housekeeping, and data centre ops Required Skills Experience in managed service environments Strong Java or similar development background Git version control Strong problem-solving and communication skills Desirable Skills Microservices, AMQP, S3, Oracle, Terraform/Ansible Please note: All offers are subject to security screening. Hays is committed to diversity and inclusion and welcomes applications from all backgrounds. If More ❯

London and they go the office 3 to 4 times a week and this will be a 6 month contract initially. Description Lead the design, development, and implementation of Java-based applications and systems. Help to plan future development. Collaborate with cross-functional teams to gather and analyse requirements. Ensure the scalability, performance, and reliability of software solutions. Mentor and … Deal with a variety of clients. Work alongside the outsourcing partners Maintain and improve existing systems by identifying and fixing bugs or implementing enhancements. Keep updated with the latest Java technologies and integrate them into projects as needed. Prepare technical documentation to support solutions and team processes. Contribute to the strategic planning of technology initiatives within the organisation. Profile Must … haves: Java Worked in the Derivatives market Strong communication Dealt with clients or stakeholders Modelling financial products and processes APIs and Integrations Nice to haves: Python Worked in derivatives product classes Hands on model development experience Experience with collateral malmanagement Worked with regulatory processes Job Offer Contract role More ❯

London and they go the office 3 to 4 times a week and this will be a 6 month contract initially. Description Lead the design, development, and implementation of Java-based applications and systems. Help to plan future development. Collaborate with cross-functional teams to gather and analyse requirements. Ensure the scalability, performance, and reliability of software solutions. Mentor and … Deal with a variety of clients. Work alongside the outsourcing partners Maintain and improve existing systems by identifying and fixing bugs or implementing enhancements. Keep updated with the latest Java technologies and integrate them into projects as needed. Prepare technical documentation to support solutions and team processes. Contribute to the strategic planning of technology initiatives within the organisation. Profile Must … haves: Java Worked in the Derivatives market Strong communication Dealt with clients or stakeholders Modelling financial products and processes APIs and Integrations Nice to haves: Python Worked in derivatives product classes Hands on model development experience Experience with collateral malmanagement Worked with regulatory processes Job Offer Contract role More ❯