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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead Java Developer - **Company:** Salt Search Ltd. - **Location:** London, UK - **Experience:** Expert - **Salary:** £81,513.0 - **Contract:** Temporary contract - **Skills:** Java (Programming Language), Agile Methodology, Behavior-Driven Development, Unix, Cloud Computing, Profiling, Computer Programming, Databases, Database Design, Linux, DevOps, IBM WebSphere MQ, JSON, Object-Oriented Software Development, Oracle (Applications), Performance Tuning, Systems Development Life Cycle, Service-Oriented Architecture, Test-Driven Development (TDD), Spring-boot, Kubernetes, ISO 20022 Standard, Apache Kafka, Splunk, Docker, Microservices - **Published:** September 3, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5868804483 ## About the Role * Strong core Java programming skills and strong hands-on Object-Oriented Design skills * Strong systems development experience across the full software delivery lifecycle, including design, development, testing, live implementation, and post-implementation support * Experience developing services/microservices in Java * Hands-on Spring Boot skills * Experience developing and deploying on Unix or Linux * Hands-on experience with the Kafka ecosystem * Experience with containerised services using Docker and Kubernetes * Experience in profiling and performance tuning * Experience with Behaviour-Driven Development and Test-Driven Development principles and skills * Experience with public cloud development * Demonstrable solutions design and development skills * Ability to motivate and coach others, work collaboratively, and act as a role model in peer reviews * Reliable, self-motivated, and able to work independently without close supervision * Strong communication and presentation skills, both verbally and in writing * Ability to deliver work within agreed timescales and identify and resolve problems effectively * Experience working in an Agile development team is desirable * Experience designing and implementing platform-independent, database-independent event-driven applications is desirable * Database design experience in technologies such as Oracle is desirable * Experience with Splunk is desirable * Knowledge of DevOps principles, processes, and tooling is desirable * Experience with IBM MQ is desirable * Knowledge of messaging standards such as ISO 15022, ISO 20022, and JSON is desirable * Experience working in Financial Market Infrastructure and/or regulated environments is desirable ## Description * Work as part of an Agile development team to deliver the migration of a legacy application to a new event-based and service-oriented architecture * Collaborate with the Solution Architect, Technical Lead, Application Architects, and other stakeholders * Lead delivery of a coherent end-to-end IT solution that meets functional and non-functional requirements * Ensure the IT solution complies with enterprise engineering and architecture standards * Ensure end-to-end consistency of solution delivery across platforms and teams by organising walkthroughs with delivery teams * Ensure the solution meets guidelines and standards for design and development * Undertake hands-on development in the new technologies used * Support and coach more junior colleagues Technologies: * Architect * Cloud * DevOps * Docker * IBM * Support * JSON * Java * Kafka * Kubernetes * Linux * Oracle * Splunk * Spring * Spring Boot * Unix * microservices, We are a banking client based in London, offering a 12-month contract for a Lead Java Developer working on a hybrid basis with 8 days per month onsite in our London office. This is an inside IR35 role with a daily rate of €600 to €800, depending on experience and client requirements. The role is focused on server-side development and the migration of a legacy application to a modern event-based and service-oriented architecture, within a collaborative Agile environment. ## Related Videos - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Enterprise-Cloud-Native - Fast-Paced Development & Deployment in a Highly Secure Banking Environment](https://www.wearedevelopers.com/videos/671-enterprise-cloud-native-fast-paced-development-deployment-in-a-highly-secure-banking-environment) - [The Time Paradox: Building Timezone-Safe Python/Django Applications](https://www.wearedevelopers.com/videos/1915-the-time-paradox-building-timezone-safe-python-django-applications) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) ## Related Articles - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)