Lead Performance Engineering for Scalable Cloud Systems

Scrumconnect Consulting; Greater London; On-site; GBP 85,000 - 120,000; Full time

Job summary

Scrumconnect Consulting seeks a Lead Performance Tester / Performance Engineering Lead to own end-to-end performance testing and assurance across complex digital services. You will set strategy, drive delivery, and provide formal recommendations on production readiness.

You will lead volumetric analysis, risk assessment, test scoping, and CI/CD integration, while guiding architects and governance forums. Expertise in AWS, distributed systems, and observability is essential.

Qualifications

• Extensive experience leading performance testing for large-scale systems.
• Strong background in performance engineering rather than just tool execution.
• Ability to make design and architectural recommendations.

Responsibilities

• Own the performance testing strategy for assigned services or programmes.
• Lead volumetric analysis, performance risk assessment, and test scoping.
• Define entry/exit criteria, success measures, and acceptance recommendations.
• Provide performance engineering expertise, including architectural input.
• Lead load, stress, soak, and scalability testing activities.
• Oversee integration of performance testing into CI/CD pipelines.
• Analyse results and lead root-cause analysis of systemic performance issues.
• Produce and sign off Test Completion Reports and readiness assessments.
• Engage with senior stakeholders, architects, and governance forums.
• Support Operational Acceptance Testing and live readiness.
• Drive continuous improvement, innovation, and best practices in performance.
• Extensive experience leading performance testing for large-scale systems.

Skills

Performance testing

Performance engineering

Load testing

CI/CD integration

Architectural input

AWS

Distributed systems

Capacity planning

Governed environments

Public-sector experience

Observability

Leadership / mentoring

AI-assisted analysis

GDS framework knowledge

Job description

Scrumconnect Consulting seeks a Lead Performance Tester / Performance Engineering Lead to own end-to-end performance testing and assurance across complex digital services. You will set strategy, drive delivery, and provide formal recommendations on production readiness.

You will lead volumetric analysis, risk assessment, test scoping, and CI/CD integration, while guiding architects and governance forums. Expertise in AWS, distributed systems, and observability is essential.