Role Senior Java Software Engineer Salary £80,000 to £95,000 base salaryLocation London Paddington Hybrid 3 days a weekThe Company WeDo is working with a global fintech organisation operating at significant scale within the payments space. The business builds and runs mission critical platforms responsible for safeguarding, moving, and optimising money for enterprise customers worldwide. Engineering teams are trusted with a high degree of autonomy and play a direct role in shaping both technical and strategic direction.The Position This is a Senior level role within the Treasury Engineering function, focused on building and evolving the systems that manage the company''s money. The domain spans safeguarding requirements, capital optimisation, and ensuring liquidity is available at the right time. You will join a highly autonomous team working on largely greenfield initiatives with clear visibility at a strategic level. The environment follows a genuine "you build it, you run it" model, with engineers owning architecture, platform pipelines, and the full software development lifecycle end to end. The role offers a balance between hands on engineering and driving technical initiatives across the team. You will influence architectural decisions, contribute to cross team projects, and help shape how the platform evolves, while remaining firmly embedded as an individual contributor. This role suits senior engineers who want meaningful influence, architectural ownership, and a stro