Performance Lead

Job Title: Performance Test Lead

Industry: Public Sector
Day Rate: £400 - £450 per day (Inside IR35)
Duration: 4/5 months
Location: Cardiff/Hybrid

We are seeking an experienced Performance Test Lead to take a hands-on, foundational role within a critical, multi-wave cloud migration programme. This is a greenfield opportunity for a client with no existing performance testing capability, requiring someone who can define, lead, and execute performance testing from the ground up.

You will play a key role in ensuring platform stability and performance throughout major infrastructure changes, working closely with technical teams and senior stakeholders across the programme.

The role:

• Establish and lead performance testing capability across a large-scale cloud migration.
• Design and deliver performance test plans for each migration wave and major infrastructure change.
• Execute end-to-end load and performance test cycles, documenting results and outcomes.
• Analyse results and provide clear performance tuning recommendations backed by evidence.
• Produce concise, high-quality performance test summary reports.
• Engage confidently with stakeholders at all levels, ensuring alignment with governance and delivery standards.

Skills Needed:

• Proven expertise in performance testing within cloud migration or complex enterprise environments.
• Strong hands-on experience with JMeter and Azure App Testing (formerly Azure Load Testing).
• Experience executing performance and load testing in Azure environments.
• Solid understanding of cloud networking performance validation, including:
• Latency
• Packet loss
• Bandwidth
• Resilience
• Experience performing performance testing within Citrix environments.
• Ability to conduct Azure architecture performance modelling.
• Excellent communication, reporting, and stakeholder management skills.

Research indicates that men will apply to a role when they meet only 5060% of the requirements, while women and other underrepresented groups often look for a 90100% match. If this role excites you but you dont tick every single box, please still apply. Wed love to hear from you.

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