Are you a seasoned Java developer with a deep understanding of payment systems and transaction processing? Looking for your next challenge in a fast-paced, high-impact environment?

My client, a leading player in the financial services sector, is seeking a Senior Software Engineer to join their high-performing engineering team. You’ll be instrumental in designing and delivering scalable, secure, and high-availability solutions for payment platforms used by millions globally.

What you’ll be doing:

Leading the design and development of core backend systems in Java.
Building and maintaining secure payment processing pipelines and APIs.
Collaborating with product owners, architects, and QA engineers to deliver features end-to-end.
Driving technical decisions and mentoring junior developers across the team.
Working on low-latency transaction systems with a focus on performance and resilience.
Ensuring regulatory compliance (PCI DSS, PSD2, etc.) is met across your code and systems.

What we’re looking for:

5+ years of professional Java development experience (Java 11+ preferred).
Strong understanding of payment processing systems, including card networks, acquirers, gateways, and settlement flows.
Experience with microservices architecture, RESTful APIs, and message queues (e.g., Kafka, RabbitMQ).
Solid grasp of data security, encryption, and compliance requirements in payments.
Familiarity with relational databases (PostgreSQL, MySQL) and/or NoSQL solutions.
Experience with containerisation and orchestration tools (e.g., Docker, Kubernetes) is a plus.
A team-first mindset with strong communication skills.

Nice to have:

Exposure to ISO 8583, SEPA, SWIFT, or other payment messaging protocols.
Previous work in a regulated fintech or financial institution.
Experience with CI/CD tools, cloud platforms (AWS/GCP), or infrastructure-as-code.

What’s on offer: