Senior Software Engineer: 3DS Payments
About the role
The Ideal Candidate
The ideal candidate is a senior backend engineer with strong Java expertise who is comfortable working on security‑critical, regulated systems. You have experience designing, building and maintaining distributed backend services, enjoy taking ownership of complex technical problems, and are able to balance delivery with long‑term maintainability.
You are confident working independently, contributing to architectural decisions, and mentoring other engineers, while collaborating closely with product, QA and DevOps teams. Experience in payments, fintech or other high‑security environments will be a strong advantage.
The Role
As a Senior Software Engineer in the 3DS Payments team, you will work on backend services that support secure payment authentication and the handling of sensitive data. The role focuses on developing and maintaining Java‑based services, improving system reliability and performance, and ensuring compliance with security and regulatory requirements.
You will contribute to system design, guide technical decision‑making, and help drive continuous improvement across the codebase and platform.
Responsibilities
- Design, develop and maintain backend services within the 3DS Payment’s platform
- Build and maintain RESTful APIs and distributed systems
- Develop and support Java applications deployed on Apache Tomcat
- Design, optimise and maintain MySQL database schemas and queries
- Identify and resolve performance, stability and production issues
- Contribute to architectural decisions and technical tradeoffs
- Ensure systems adhere to secure coding practices and compliance requirements
- Collaborate with product, QA and DevOps teams throughout the delivery lifecycle
- Mentor and support other engineers within the team
- Take ownership of features and services from design through to production
Skills and Experience
Successful candidates for this role will generally possess the following qualifications and skills:
- 5 - 8+ years of professional software engineering experience w