Senior Production Support Engineer - L3 Support - Java - Fintech

Senior Production Support Engineer - L3 Support - Java - Fintech

Full-Time On-site
R

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 β‰₯99%.
  • Work with mid- and junior-level engineers, providing guidance in incident response, troubleshooting best practices, and coding standards within a global rota, including handovers and knowledge sharing via tools like Rootly.
  • Take ownership of software maintainability initiatives, identifying and implementing optimizations, and enhancing system performance to achieve availability β‰₯99.99% (four nines).
  • Participate in regular post-incident reviews (blameless retros), documenting lessons learned and suggesting improvements to incident response processes and runbooks for our technology stack.
  • Collaborate with the infrastructure team to monitor system health and proactively identify areas for improvement in stability and efficiency using tools like Datadog, Rootly, and CloudWatch/AppDynamics.

Qualifications & Experience

  • Bachelor's degree in computer science, Engineering, or a related field.
  • Minimum of 5+ years of experience in sustaining engineering, DevOps, or software engineering with a focus on incident response and system reliability in fintech or regulated environments.
  • Hands-on experience with Claude Code
  • Advanced troubleshooting skills and experience with Golang (preferred), Java, or similar languages, plus familiarity with event-driven architectures (e.g., NATS/JetStream, Redis clustering).
  • Strong familiarity with monitoring and incident response tools (e.g., Datadog, Rootly) and experience implementing improvements in similar systems to meet SLAs like MTTA/MTTR.
  • Proven ability to conduct in-depth root-cause analysis and implement long-term fixes in compliance-aware settings (e.g., GDPR/FCA-aligned).
  • Strong core database and Unix fundamentals
  • Experience mentoring or guiding mid-level engineers, with a focus on knowledge sharing and process improvements in geo-distributed teams.
  • Awareness of ITILv4 principles (e.g., incident/change management) and tools like Rootly for unified workflows.
  • Strong communication skills and the ability to work collaboratively with both technical and non-technical teams across time zones.
  • Previous experience in a start-up/scale-up fintech.
  • Exposure to ISO 20022, Open Banking APIs, or card scheme integrations.
  • Experience with infrastructure-as-code (Terraform, CloudFormation).
  • Background in software engineering (e.g., Java, Golang, Kotlin, Node.js, Python).
  • Experience supporting sales or business development teams with technical input.

#J-18808-Ljbffr

Senior Production Support Engineer - L3 Support - Java - Fintech employer: Rothstein Recruitment

Join a dynamic fintech company that prioritises innovation and reliability, offering a collaborative work culture where your expertise in Site Reliability Engineering will be valued. With a strong focus on employee growth, you will have access to continuous learning opportunities and the chance to work with cutting-edge technologies in a supportive environment. Located in a vibrant tech hub, this role not only promises meaningful work but also the unique advantage of being part of a rapidly evolving industry.

R

Contact Details:

Rothstein Recruitment Recruitment Team