Negotiable
Outside
Undetermined
London or Staines-upon-Thames
Summary: The Senior Performance Tester role at Scrumconnect Consulting involves delivering hands-on load and performance testing for large-scale digital services and Back End applications, particularly in cloud-based environments. The position requires a strong technical focus on performance, resilience, and scalability within structured environments. The ideal candidate will have active SC clearance and experience in performance testing of enterprise systems. This role emphasizes collaboration with various teams to ensure the quality and effectiveness of digital services impacting millions of UK citizens.
Key Responsibilities:
- Design and execute load, stress, volume, soak, and scalability tests
- Analyse performance results, logs, and system metrics to identify bottlenecks
- Gather and Validate performance NFRs, volumetrics, and capacity assumptions
- Prepare and maintain performance test scripts and execution runbooks
- Execute tests in cloud-hosted (AWS) non-production environments
- Raise performance defects with clear technical evidence
- Support CI/CD integration for performance testing where required
- Contribute to test reports, defect triage, and test completion evidence
- Work closely with developers, architects, platform, and operations teams
Key Skills:
- Strong experience in performance testing of enterprise systems
- Hands-on delivery using tools such as JMeter, Gatling, LoadRunner, k6 (or equivalent)
- Solid understanding of APIs, HTTP, databases, messaging, caching
- Backend and distributed system performance characteristics
- Experience analysing logs and monitoring data
- Familiarity with Agile and hybrid delivery models
- Experience working in regulated or high-assurance environments
Salary (Rate): £300 daily
City: London
Country: United Kingdom
Working Arrangements: undetermined
IR35 Status: outside IR35
Seniority Level: Senior
Industry: IT
Job Description About Scrumconnect Consulting
Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter.
Role Overview
We are looking for a Senior Performance Tester with Active SC to deliver hands-on load and performance testing across large-scale digital services and Back End applications, with experience of working with cloud-based distributed services.
This is a technical, delivery-focused role operating in structured and governed environments where performance, resilience, and scalability are critical to service success.
Key Responsibilities
-
Design and execute load, stress, volume, soak, and scalability tests
-
Analyse performance results, logs, and system metrics to identify bottlenecks
-
Gather and Validate performance NFRs, volumetrics, and capacity assumptions
-
Prepare and maintain performance test scripts and execution runbooks
-
Execute tests in cloud-hosted (AWS) non-production environments
-
Raise performance defects with clear technical evidence
-
Support CI/CD integration for performance testing where required
-
Contribute to test reports, defect triage, and test completion evidence
-
Work closely with developers, architects, platform, and operations teams
Essential Skills & Experience
-
Strong experience in performance testing of enterprise systems
-
Hands-on delivery using tools such as JMeter, Gatling, LoadRunner, k6 (or equivalent)
-
Solid understanding of:
-
APIs, HTTP, databases, messaging, caching
-
Backend and distributed system performance characteristics
-
-
Experience analysing logs and monitoring data
-
Familiarity with Agile and hybrid delivery models
-
Experience working in regulated or high-assurance environments
Desirable
-
Experience with APM tools (eg Dynatrace, AppDynamics, Elastic Search with Kibana/Grafana across digital services)
-
Public-sector or large programme delivery experience
-
Familiarity with GDS
Scope & Accountability
-
Responsible for hands-on performance test design and execution
-
Owns quality and accuracy of assigned test artefacts and results
-
Contributes analysis and recommendations but does not hold final assurance authority
-
Works under the direction of a Lead Performance Tester or Test Manager
-
Accountable for timely delivery of agreed performance testing activities
Our Commitment to Diversity & Inclusion
At Scrumconnect Consulting, we believe that diversity drives innovation. We are committed to creating an inclusive environment where everyone is respected, valued, and supported. We actively encourage applications from women, people with disabilities, individuals from under-represented communities, and those seeking flexible working arrangements.
As a Disability Confident Level 1 employer, we provide reasonable adjustments throughout the recruitment process and employment to ensure equal opportunity for all.