12 java developer jobs found

Our client is in the Insurance sector and is looking to grow their team with a Java Senior Developer. This role will have a big focus on Agentic Development and is 2 days a week in London. Client Details Our client is in the Insurance sector and is looking to grow their team with a Java Senior Developer. This role will have a big focus on Agentic Development and is 2 days a week in London. Description This role is primarily Java-centric - you will design and build cloud microservices on the platform - with the expectation that you actively apply AI tooling and patterns to accelerate delivery, improve code quality, and contribute to our emerging AI-driven product features. Develop, test, and implement software solutions to meet business needs. Collaborate with cross-functional teams to design and deliver scalable applications. Maintain and optimise existing systems to ensure high performance and reliability. Provide technical guidance and mentorship to junior developers. Ensure...

Senior Ion Developer** (Contract) Duration: 12 Months (Possibility for extension) Location: London/Hybrid (2 days per week on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Profile As a Senior Ion Technical Engineer, you will play a pivotal role in designing and implementing high-quality software solutions that meet the dynamic needs of our business. You will collaborate closely with product owners, UX designers, and various business partners to create and maintain microservices that drive our Rates trading platform. Key Responsibilities: Collaborate with product owners and business partners to understand requirements and outline proposed solutions. Design, implement, test, and maintain microservices within our technology stack. Participate in design reviews, providing critical input to enhance design recommendations. Ensure compliance with architectural standards throughout all phases of development. Conduct code reviews to...

Back End Developer £500-£540 per day | Outside IR35 Java | Spring Boot | Secure Microservices LocationLondon (MOD site) Working Pattern4 days per week onsite ClearanceCurrent DV Security Clearance required BackgroundMOD / Defence experience required The Opportunity We're looking for an experienced Back End Developer to help build the core services behind a next-generation Defence Intelligence platform. You'll develop secure, scalable microservices and APIs that support mission-critical operational workflows, working within a highly secure environment alongside multidisciplinary engineering teams. This is an excellent opportunity to contribute to the delivery of innovative digital capabilities supporting Defence operations. About the Programme This programme is delivering an AI-enabled Defence Intelligence capability designed to improve visibility of operational data, streamline complex workflows and support faster, more informed decision-making. Working as part of an agile...

Full Stack Developer £500-£540 per day | Outside IR35 Java | Spring Boot | React | TypeScript | Secure Digital Platforms LocationLondon (MOD site) Working Pattern4 days per week onsite ClearanceCurrent DV Security Clearance required BackgroundMOD / Defence / National Security experience required The Opportunity We're looking for an experienced Full Stack Developer to help build and deliver secure, modern digital capabilities within a Defence environment. You'll work across both frontend and backend development, contributing to scalable services, APIs and intuitive user interfaces. Working closely with UX Designers, Product, Engineering and Defence stakeholders, you'll help turn complex operational requirements into reliable, user-focused technology. This is an excellent opportunity for a Full Stack Developer who enjoys working across the technology stack and wants to contribute to high-profile, mission-critical digital programmes within a highly secure environment. About...

Senior Full-Stack Contractor (Platform & Data Contracts) Job Summary Join a high-impact engineering team during an exciting discovery MVP phase. This team builds platform tools to manage data contracts at the code level, driving overall data quality and preventing incidents across personalization engines and key stakeholder systems. Contract Details Duration: 6 Months Engagement Type: Contract (Individual Contributor) Key Responsibilities Lead frontend development while contributing to backend and infrastructure tasks (~60-70% Frontend / 30-40% Backend & Data). Architect and build platform-level tooling and software interfaces for data contract management. Partner with engineering teams to integrate data contract workflows into existing development pipelines. Requirements Senior Frontend Expertise: Strong mastery of JavaScript (core skill requirement). Platform Experience: Proven background in internal platform or developer-tooling engineering (rather than pure...

Tester Analyst Contract: Initial 6 Months Day Rate: Circa £450 Inside IR35 Location: Reading Start Date: ASAP Security Clearance: Active SC clearance We are looking for experienced SDP Tester Analysts to join a large-scale digital transformation programme, supporting the Test Manager across the SDP Value Streams: Cloud Hosting, Enterprise Services, End-Users, IDAM, and LSSI. As a Tester Analyst, you will take ownership of testing activities within your assigned value stream, working closely with Test Managers, Product Owners, developers, and wider technical stakeholders to ensure products meet business, technical, and security requirements. Key Responsibilities Analyse and review business requirements, HLDs, LLDs, User Stories, and Acceptance Criteria to ensure they are clear, complete, and testable. Quickly develop knowledge of SDP products and provide operational and techno-functional support where required. Design comprehensive test scenarios, test cases, and test plans...

We are looking for an experienced AI Engineer / Generative AI Engineer to join a major enterprise AI programme in London with a international Bank. This is an excellent opportunity for an AI Engineer with strong hands-on experience across Generative AI, Large Language Models (LLMs), RAG, GitHub Copilot and Agentic AI. You will be building real-world AI applications, intelligent assistants, copilots and automation solutions while helping engineering teams adopt the latest AI development technologies. What You'll Be Doing * Design, build and deploy Generative AI and LLM-powered applications * Develop AI assistants, copilots and intelligent automation solutions * Build Retrieval-Augmented Generation (RAG) applications * Work with vector databases and enterprise knowledge sources * Integrate LLM and AI services through APIs and cloud architectures * Develop and optimise prompts for enterprise AI applications Skills & Experience We are particularly interested...

Azure Cloud Infrastructure Engineer Contract Dublin 6-18 Months. My client a global leader in their space is in urgent need of a talented and experienced Azure Cloud Infrastructure Engineer to join their group on a contract basis for 6 months extending up to 18-24 months. You will work across technology to create the solution to align with my client cloud strategy. You will perform product design activities as required. You will design and implement new software solutions as part of their cloud enablement strategy, as well as maintain and enhance existing software. You will also ensure that code adheres to strict standards for accessibility, security, object-oriented practices, and performance, Write and conduct unit and integration tests Effectively function and communicate within a software development team consisting of developers, quality assurance, and project management members. You will be expected to actively participate in requirements, architecture reviews, and design...

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: Application Support Engineer Location: Chester - 3 days in office essential Contract: 12 months rolling contract initially Daily rate: £300 Inside umbrella. Our Operations team is looking for a skilled Application Support Engineer to support and maintain real-time communication and automation applications. These applications are Java-based and run on Linux environments. We're seeking professionals with strong experience in Linux administration, SQL databases, and automation scripting, who can troubleshoot issues, maintain system stability, and support critical business...

Senior Full-Stack Engineer / Technical Lead – Digital Banking Location: London Contract: Contract Start: ASAP We are seeking an experienced Senior Full-Stack Engineer / Technical Lead to join a major digital banking technology programme in London. This is a hands-on role requiring strong experience across Java, Spring Boot, Node.js and React, alongside Oracle Database and Azure cloud deployment. You will also provide technical leadership, contribute to solution architecture and help drive high-quality delivery across the full project lifecycle. Key Responsibilities * Design, develop and deliver scalable full-stack applications using Java, Spring Boot, Node.js and React. * Contribute to and review solution architectures, technical designs and implementation approaches. * Provide technical leadership and guidance to engineering teams. * Drive engineering standards, coding best practices and overall solution quality. * Work closely with Product Owners, Business...

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: Application Support Engineer Location: Chester - 3 days in office essential Contract: 12 months rolling contract initially Salary: £55,000 - £60,000 Our Operations team is looking for a skilled Application Support Engineer to support and maintain real-time communication and automation applications. These applications are Java-based and run on Linux environments. We're seeking professionals with strong experience in Linux administration, SQL databases, and automation scripting, who can troubleshoot issues, maintain system stability, and support critical business...

Java Backend Engineer – Azure / Spring Boot / Microservices Location: London Contract: 6 Months Seniority: L3 minimum, L4–L5 preferred About the Role We are looking for an experienced Java Backend Engineer to join a high-performing engineering team developing intelligent digital products and services supporting employees and HR stakeholders. This is a hands-on engineering role focused on building scalable, secure and reliable backend services, with AI increasingly at the core of the products being developed. You will work closely with product managers, designers and fellow engineers in an Agile environment, contributing across the full software development lifecycle from design and development through to automated testing, deployment and production support. Key Responsibilities * Design, develop and continuously improve scalable backend services using Java and Spring Boot. * Build and maintain microservices and REST APIs within a modern cloud environment. * Develop...