https://jobs.co.uk/job/senior-production-support-engineer-l3-support-java-fintech-rothstein-recruitment-ltd--4b04ccca-4a10-4cce-a501-b1bd943eb71c RSS feed for Senior Production Support Engineer - L3 Support - Java - Fintech at Rothstein Recruitment Ltd. en-gb Tue, 06 Oct 2026 21:23:04 GMT https://jobs.co.uk/job/senior-production-support-engineer-l3-support-java-fintech-rothstein-recruitment-ltd--4b04ccca-4a10-4cce-a501-b1bd943eb71c https://jobs.co.uk/job/senior-production-support-engineer-l3-support-java-fintech-rothstein-recruitment-ltd--4b04ccca-4a10-4cce-a501-b1bd943eb71c Tue, 06 Oct 2026 11:53:43 GMT Location: London | Salary: 75000.00-75000.00 Annual | Type: Permanent | Senior Production Support Engineer - L3 Support - Java - Fintech Excellent opportunity opens to join a High-Growth Fintech as their new Senior Support Engineer. Focusing on its flagship digital platform, you will take ownership of the platform''s B2B, B2C, and SaaS production environments. You will also lead the technical response to incidents and work across global teams, in an L3 support focused role. Key Responsibilities Act as a primary responder in a 24x7 on-call rotation for high-priority incidents, ensuring fast acknowledgment (MTTA targets) and resolution to minimize customer impact in our event-driven fintech platform Conduct root-cause analysis (RCA) for complex issues, collaborating closely with development teams to implement robust solutions and deliver RCAs within 5 business days for Sev1/Sev2 incidents. Lead the development and deployment of small, customer-facing features and improvements, ensuring alignment with business needs and system requirements while adhering to change success rates =99%. Work with mid- and junior-level engineers, providing guidance in incident response, troubleshooting best practices, and coding standards within a global rota, including hand... Permanent