Showing 68 Contract Java Developers jobs

Software Engineer / Developer - Voice ServicesFlint are currently seeking a Software Engineer/Developer to build, maintain, and optimize our client's next-generation communication platforms. You will bridge the gap between traditional telecommunication protocols and modern cloud-based AI.Your core focus will be developing stable SIP services using Java, managing open-source media engines, and inte...JBLK1_UKTJ

An opportunity has arisen for a Java Developer to join a specialist cyber technology and software assurance company supporting UK Defence and Critical National Infrastructure programmes.As a Java Developer, you will develop and enhance secure Java applications, backend services and system integrations within a restricted environment.This is a 12-month contract based role offering a salary range of £600 - £650 per day and benefits.You will be responsible for: * Developing and enhancing ...

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.Job Title: Senior Java DeveloperLocation: Bromley & London - Hybrid (3 days in office is ...

OverviewWe are seeking an experienced Backend Java Developer to join a large-scale digital transformation programme within the Public Sector.You'll play a key role in designing, developing and maintaining robust backend Java applications and services, taking ownership of complex development activities and providing technical expertise and guidance within the wider engineering team.ResponsibilitiesDesign, develop and maintain high-quality backend Java applications and services.Apply strong ...

Job Type: Hybrid - Contract, inside IR25, £400 per dayJob Title: Java Developer - SC Cleared - Spring Boot MicroservicesSTRCTLY; NON SPONSORE client is looking for an experienced Java Developer with active SC clearance. You'll join their team to design, build and maintain RESTful and SOAP microservices using Spring Boot in an Agile environment.As a Java Developer, you will be responsible for designing, developing, and maintaining high-quality Java applications that adhere to industry best ...

Lead Java Software Engineer (Java / Spring Boot / Kafka / Kubernetes)* 6 months (initially)* Remote-working (UK-based)* Market Rates (£550 to £575 per day)* Outside IR35The Op Recruitment is currently supporting a leading consultancy client seeking an experienced Lead Java Engineer to design, build and deliver backend services for a national data exchange platform enabling secure data sharing between organisations.This is a hands-on technical leadership role, with no line-management ...

OverviewWe are seeking an experienced Front End Java Developer to support the delivery of large-scale digital and technology services within the Public Sector.You'll be responsible for designing, developing and maintaining high-quality user-facing applications using Java and React.js within a complex enterprise environment, taking ownership of development activities and contributing technical expertise across the wider delivery team.ResponsibilitiesDesign, develop and maintain high-quality ...

Software Engineer - High-Performance Java / Low LatencyRole Type: Contract (Inside IR35)Location: London, UK (Hybrid - 3 days per week in-office)OverviewWe are looking for a specialist High-Performance Java Engineer to join our team in London, focusing on the expansion of Agency Liquidity based on Principal Risk. In this role, you will work closely with CRB to drive key EMEA and US regional projects, developing low-latency, event-driven trading platforms.Core ResponsibilitiesDesign, build, and ...

Technical Lead: 3 Month Contract - Warwickshire/H Month ContractDay Rate: Market Rates (Outside IR35)Location: West Warwickshire/HybridStart: ASAPWe are seeking a Technical Lead who is passionate about crafting exceptional software solutions. This is an incredible opportunity to join a dynamic team that thrives on creativity, collaboration, and continuous improvement.Key Responsibilities:*Lead the design and architecture of complex software systems, ensuring scalability, performance, and ...

Experience in Kotlin (or significant Java experience with a willingness to learn Kotlin)Experienced in API development, SQL/databases, HTML/JavascriptExcellent writing skills and attention to detail in codeProactive person who will not wait to be told what to do next or be unblocked by othersExperience working with standard developer collaboration Tools: Github/Bitbucket, Jira, Confluence, etcThe Developer Experience (DevX) Standards and Controls function is building a platform for control ...