Software Engineer

• Design, build, test, deploy, and support complex features and services across the Cards API and enterprise integration estate
• Develop enterprise-grade Java and Spring Boot services
• Create and implement RESTful API contracts
• Apply authentication, error handling, data mapping, and integration patterns
• Embed automated testing, secure coding, observability, and operational readiness into delivery
• Identify technical risks, contribute to incident resolution and root-cause analysis, and improve services based on production learnings
• Solve complex technical problems, assess trade-offs, and propose practical solutions
• Use AI tools for analysis, development, testing, documentation, and problem-solving
• Collaborate with product, architecture, engineering, testing, platform, and security stakeholders
• Contribute to technical decisions, review code and designs, and mentor developers through pairing, feedback, and knowledge sharing

Senior Developer – Cards, Merchant APIs

• Work closely with Product, Design and Engineering, modelling strong engineering standards and teamwork
• Understand customer problems and success measures, and verify shipped work achieves them
• Shape work into small, shippable slices with verifiable requirements
• Independently deliver well-scoped features to production in line with the technology stack and design system
• Implement designs faithfully and accessibly, including responsive behaviour and empty, error and loading states
• Build and extend BFF endpoints in C#
• Work agentically by assigning clear tasks and context, writing tests from requirements first, and verifying output before release
• Make reversible decisions independently and escalate changes that affect releases or are costly to undo
• Lead small projects through coaching, planning, stand-ups and stakeholder updates
• Deploy and support owned work, including on-call and infrastructure changes with guidance
• Instrument system health and customer outcomes
• Contribute ideas that improve team processes and shipped outcomes

• Activate and onboard new users into the system
• Leverage data-driven insights to support experimentation
• Develop strategies to improve user attraction and registration
• Increase platform registration and activation rates
• Work with cross-functional product engineering teams to create quality software
• Identify and implement improvements in processes, practices, and products
• Build, deploy, monitor, and support owned components in a “build it and run it” environment
• Collaborate with the team and adopt modern technical practices
• Continuously learn and share knowledge