Senior Performance Engineer: Strategy, Gatling & AWS

Scrumconnect Limited; Greater London; On-site; GBP 65,000 - 105,000; Full time

Job summary

Scrumconnect Consulting is a digital consultancy delivering government-focused technology solutions. We seek a Lead Performance Tester to own performance testing strategy, lead end-to-end delivery, and mentor the team across complex services.

The role emphasizes Gatling migration, performance engineering and governance in a fast-paced, high-stakes environment. As the performance authority, you will drive testing standards, collaborate with architects and stakeholders, and ensure production

Qualifications

• Extensive experience leading performance testing for large-scale systems.
• Strong background in performance engineering, not just tool execution.
• Experience with Gatling and migration of performance tooling.
• Cloud experience, especially AWS.
• Ability to provide design and architectural recommendations.
• Experience operating in governed or regulated environments.

Responsibilities

• Own the performance testing strategy for assigned services.
• Lead end-to-end delivery of performance testing activities.
• Lead volumetric analysis, risk assessment, and test scoping.
• Define entry/exit criteria and success measures.
• Provide performance engineering input, including architectural guidance.
• Coordinate load, stress, soak, and resilience testing.
• Mentor performance testers and promote best practices.
• Support migration to Gatling and establish standards.
• Drive performance engineering capability, tooling, and automation.
• Oversee integration of performance testing into CI/CD pipelines.
• Engage with senior stakeholders and governance forums.

Skills

Performance testing

Gatling

AWS

CI/CD

APM

Observability

Performance engineering

Distributed systems

Microservices

Governance

Job description

Scrumconnect Consulting is a digital consultancy delivering government-focused technology solutions. We seek a Lead Performance Tester to own performance testing strategy, lead end-to-end delivery, and mentor the team across complex services.

The role emphasizes Gatling migration, performance engineering and governance in a fast-paced, high-stakes environment. As the performance authority, you will drive testing standards, collaborate with architects and stakeholders, and ensure production