Senior Software Engineer

We're looking for a Senior Backend Engineer to join our Fintech team who are responsible for the core, high-throughput transaction processing services and 3rd party payments integrations. You'll design and own the backend systems powering deposits, withdrawals, and real-time transaction processing, where correctness, speed, and regulatory integrity are non-negotiable.  We're at an exciting inflection point: actively experimenting with AI across the SDLC and looking for engineers who want to help shape what that looks like in practice - not just adopt tools, but influence how the team thinks, builds, and ships.   Main Accountabilities & Responsibilities:  Design and Development: Create robust, efficient, and scalable backend services using Java and Spring Boot with a focus on accuracy, idempotency and fault tolerance.  API Development: Design, build, and maintain secure APIs for web and mobile applications.  Performance and Security: Ensure application performance, scalability, and security best practices.  Domain Ownership: Drive the low-level architecture of core flows - ensuring compliance with regulatory requirements.  Cloud Integration: Collaborate with various teams to integrate cloud services into our backend infrastructure.  Code Quality: Write high-quality, maintainable code that adheres to industry standards.  Mentorship: Support junior and mid-level team members, conduct code reviews, and foster a culture of continuous improvement.  AI-Augmented Development Practices: Champion the adoption of AI and agentic tools to accelerate the engineering lifecycle across the team. Define guardrails, evaluate tooling, and upskill the team on responsible AI-augmented engineering.  Modernising legacy stored procedures into Spring Boot services.  What’s needed for success – Experience & Qualifications:  7+ years of professional experience as a Backend Engineer.  Experience in high-volume, low-latency transaction processing.  Experience showing strong problem-solving skills and a passion for creating user-centric solutions.  Core Java proficiency. A strong command of the Java language, including object-oriented programming, design patterns, exception handling, and memory management.  Spring Framework (including Spring Boot) - In-depth knowledge of Spring, especially Spring Boot for building efficient and scalable backend applications.  Proficiency in designing and implementing RESTful APIs.  Experience in event-driven architecture.  Experience in industry-standard CI/CD implementation.  Bachelor’s Degree in Software Engineer, Computer Science, Engineering or equivalent   Nice to have:  Exposure to PCI-DSS environments and controls  Experience integrating with payment providers.  #RankGroup