Contract Java Developer jobs in Southampton

Senior Software Developer - Java / Python with Delphi We’re looking for an experienced Software Engineer (Java/Python) to join a high-profile government project focused on modernising and integrating complex systems within a secure environment. You’ll work across backend development, integration and automation – with occasional support for legacy Delphi components as part of wider platform...

Senior Java EFX Platform Developer Location: Fully Remote (UK-based) Contract: 12 Months (likely extension) Industry: Investment Banking / FX E-Trading The Opportunity We're partnering with a leading investment bank on a major greenfield build - a brand-new, in-house FX E-Trading platform. This multi-year programme is at an early stage, offering the chance to help shape architecture,...

Role – java tech lead Location – UK remote Mode: B2B Contract Core Skills Required: - Core Java - OOPs Concepts - Microservices / REST Services - Spring Framework (Spring 11/17) - Terraform / Ansible (Knowledge/Understanding) - UI Development (Angular) - Database Skills – SQL - Deployment Tools – Jenkins - Good Design & Architectural Approach

Java Developer – Contract – Remote – £500/pd Outside IR35 – 6 months (likely 12 months) I’m working with a consultancy who are looking to hire a Java Developer (SC Cleared) on a contract basis for an initial 6-month assignment, expected to extend to 12 months. The role is fully remote, supporting a major central government project. Skills required: - Strong Java and Spring Boot development...

Java Full Stack Developer 3 month contract (extensions likely) Farnborough (Hybrid) Inside IR35 Superb Farnborough based client is urgently seeking a Java Developer for an initial 3 month contract, with extension possibilities. Skills needed; - Strong hands-on skills in Java, Spring (DI, scopes, transactions) - Kafka (partitions, consumer groups, scaling) - Kubernetes - Relational/NoSQL...

You will creatively solve complex problems during dynamic and meaningful projects.

You will write clean, efficient, and well-documented code, troubleshoot and debug issues with existing software, participate in code reviews and provide feedback and new ideas, ironing out the project requirements or planning on how to tackle challenges.

Location: Mostly remote (with one day per month in Milton Keynes) Salary: £75,000 - £80,000 Contract type: Full time, permanent Our client is seeking a Lead Software Developer to join their engineering team. This is an opportunity to take on a pivotal technical leadership role within a collaborative, Agile environment, working alongside colleagues across multiple regions. If you are passionate...

You will play a crucial role in designing, developing, and implementing identity and access management solutions using the ForgeRock Identity Platform Job Responsibilities/Objectives - Working experience in Java, J2EE, OpenAM, OpenDJ and OpenIDM - Forgerock IAM skills. Experience in Groovy Scripting.

Senior Full Stack Software Engineer - AI Enablement Team Location: UK Remote Contract Duration: 6 months Start Date: Ideally by 1st December 2025 Position Overview: We are assembling a high-impact AI Enablement Team focused on accelerating software development through the strategic use of AI tools and pipelines. Unlike traditional AI teams, this group will not be building models from scratch....

Freelance Remote Opportunity: Tech Lead – GenAI Code Initiatives We’re seeking an experienced Tech Lead / Senior Software Engineer to spearhead our GenAI Code Initiatives. This is a hands-on, freelancing remote role focused on evaluating, improving, and advancing AI-driven code generation systems. Key Responsibilities - Code Generation & Refinement: Write, evaluate, and refine complex code...

Oracle Retail Techno-Functional Consultant - 12-month contract – UK Based - Remote Lorien is recruiting for an Oracle Retail Techno-Functional Consultant with background of technical and functional experience of Oracle Retail technology to join the global team of our client supporting their Oracle Retail suite applications including Stock Ledger, Sales Audit and Markdowns. Some of your...

Role: Senior Fullstack Developer Start Date: ASAP Contract Length: 12 Months (extensions possible) Work Location: Remote, Occasional Paid Travel to UK Office IR35 Status: Inside IR35 Security Clearance: DV Cleared Joining a critical public sector programme, you’ll play a key role in ensuring service resilience, stability, and compliance, while contributing to new feature development. This...

Senior Backend Engineer UK Remote 6 Month Contract A fantastic contract role has opened up for a highly skilled Senior Backend Engineer with strong expertise in Python or Java. This is an exciting chance to join a leading technology company known for its high engineering standards and innovative approach to distributed systems. In this position, the Senior Backend Engineer will play a central...

Job Title: Software Engineer – EMS/DMS/SCADA Location: Hybrid, UK, EU (2days/Week Onsite) Duration: 6months+ Permanent/Contract Role Overview: We are looking for a Software Engineer – Database and Display with strong expertise in SCADA, EMS, and DMS platforms used in the power and utilities domain. The ideal candidate will design, develop, and maintain real-time databases, data models, and...

You will collaborate closely with cross-functional teams to design, execute, and automate tests, ensuring that our products meet the highest standards of quality.

You must act with integrity.

You must act with due skill, care and diligence.

You must be open and co-operative with the FCA, the PRA and other regulators.

Site Reliability Engineer UK (Remote) 6 Month Contract An excellent contract opportunity for a skilled Site Reliability Engineer to join a forward-thinking technology company. This is a trusted, high-impact engineering environment where a Site Reliability Engineer will be given real ownership, solving complex problems and building systems that directly accelerate software delivery at...

You will play a vital role working within a cross functional team, participating in the development of software with a primary focus being on the testability and performance of software applications.

You will be passionate about technology and eager to learn programme development to an advanced level.

You will play a vital role working within a cross functional team, participating in the development of software with a primary focus being on the testability and performance of software applications.

You will be passionate about technology and eager to learn programme development to an advanced level.