Java Developer

Java Developer PAYE Agency contract worker role Hybrid – Sheffield based Purpose: To cope with our expansion, we are looking for a backend java developer with a deep knowledge of testing, to join our mission and help us build a global product that's scalable, reliable and secure. You will work in tribes alongside product managers, user researchers, designers, mobile engineers, web engineers, data analysts and business analysts to define features specifications (Fraud, Risk, Treasury, Finance and more) What you’ll be doing: Work with global product teams to create and evaluate the product roadmap - inputting on what we should be creating and how we should go about it Be the technical voice at the table, prepared to educate and guide the business on the right approach, technology and trends Apply quality software engineering practices through all phases of development and into production Contribute with analysis and solutions to fulfil business requirements Design and develop reliable, fast, flexible and decoupled systems Research, plan and implement integrations with numerous banking and payments systems Optimise performance of complex systems Create structured, testable, lightweight Junit based unit tests, Gatling/K6 based API automation test and NFT code in Java and other tools/languages What we are looking for: Strong experience working on the automated micro services tests of backend of a technology product (excellent Java skills and understand relational databases) Have a product mindset: you care about customer outcomes and you want to make data-informed decisions Knowledge around JUnit Testing, API Automated Tests, BDD,TDD along with strong expertise in Gatling, K6 (optional: Load Runner) based performance testing focusing on micro services You’re comfortable working in a team that deals with ambiguity and aggressive timelines Experience in both waterfall and agile development practices and comfortable with working in the DevOps culture A track record of forging strong relationships and building trusted partnerships through open dialogue and continuous delivery Even better if you have: Previous payment systems integration experience Exposure to the full stack, from frontend UI to the server side, business logic and database, and awareness of the leading technologies in each domain Advanced hands-on experience with Amazon Web Services and its core architectural components / utilities Database management skills like scaling, performance management, capacity planning, etc., PostgreSQL