Senior Performance Tester

London

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, 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.

Posted 2026-02-27

Recommended Jobs

Year 2 Teacher - Independent School - Wandsworth -...

Marchant Recruitment
London

An exceptional Independent School in Wandsworth is recruiting for a talented Year 2 Teacher to start in January 2026 . This prestigious Independent School has an outstanding record of academic s…

View Details
Posted 2025-10-07

Senior Product Manager (AI)

Elsewhen
London

About Elsewhen: Elsewhen is a London-based product consultancy, designs and builds technology solutions for clients like Spotify, Google, Inmarsat, and Zego. Over the past decade, we have built a …

View Details
Posted 2025-12-16

Year 3 Teacher - Primary School, Westminster

Marchant Recruitment
London

Year 3 Teacher – Primary School, Westminster Location: Westminster, London Contract: Full-Time, Fixed Term Start Date: January 2026 Salary: Competitive (Dependent on experience) Abou…

View Details
Posted 2025-10-11

Caretaker - Orpington

Marchant Recruitment
Bromley, Greater London

We are seeking a reliable, proactive, and dedicated Caretaker to join a primary school in Orpington, starting as soon as possible. This is an excellent opportunity for someone who takes pride in main…

View Details
Posted 2026-02-04

Legal Counsel, ILS & Asset Management

Swiss Re
London

Location: London, GB Would you like to join one of the largest reinsurance groups in the world?  Are you interested in topics like asset management and insurance-linked securities (ILS)? Then we mig…

View Details
Posted 2026-02-06

Premises Manager - Vibrant Primary School in Westminster...

Marchant Recruitment
London

Are you an experienced site professional looking to lead operations within a busy and welcoming primary school? This could be an excellent opportunity to join a vibrant school community where safety,…

View Details
Posted 2026-02-28

Employee Relations Advisor (Gr H)

Royal Borough of Kingston
Kingston upon Thames, Greater London

Job Category : Human Resources Location : Guildhall 2, Royal Borough of Kingston Hours Per Week : 21.00 Start Date : Immediate Start Start Time : 09:00 End Time : 17:00 Salary: £20.9…

View Details
Posted 2025-09-10

English ECT | Camden (Independent Secondary)

Marchant Recruitment
London

We are working with a world-class independent school in Camden recruiting for a passionate and scholarly English ECT to join their prestigious department. This is a rare opportunity to teach in an …

View Details
Posted 2026-02-06

Staff Software Engineer - Engine by Starling

Engine by Starling
London

Description At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Eng…

View Details
Posted 2026-02-24

Team Member (28 Hours)

Oliver Bonas
London

Team Member - X Hours Mon (8hrs) Tue (6hrs) Wed (6hrs) and Sat (8hrs) We have an amazing opportunity to join Team OB as a Team Member. OB Team Members are approachable, resourceful and love …

View Details
Posted 2026-02-27