
Scale Factory
Lead Software Developer In Test
Job Description
Salary: £70,000 - 110,000 per year
Requirements:- Eligibility for Security Clearance
- Proven leadership in QA/testing roles, with experience guiding teams and managing delivery in Agile environments such as SCRUM and Kanban
- Strong programming skills in Java, C#, JavaScript/TypeScript, or similar
- Deep expertise in test automation frameworks such as Selenium, Playwright, Cypress, or RestAssured
- Experience with integration testing, test strategy, and test architecture at project or program level
- Familiarity with performance testing tools such as JMeter, Gatling, K6, or Neoload
- Skilled in CI/CD pipeline integration such as Jenkins, GitLab CI, or Azure DevOps
- Excellent stakeholder communication and ability to navigate complex client landscapes
- Experience mentoring testers and fostering a culture of continuous learning and delivery excellence
- Previous consultancy or professional services experience is a plus
- Hands-on experience with additional programming languages like Python, Ruby, Scala, or PHP is a plus
- Exposure to cloud platforms and infrastructure-as-code within test environments is a plus
- Lead the design and implementation of robust, scalable automation solutions across multiple projects and clients
- Mentor and coach a team of SDETs, fostering growth, upskilling, and driving best practices in testing and automation
- Own the QA strategy on projects, setting the vision for test architecture, tooling, quality metrics, and delivery excellence
- Engage directly with clients as a trusted advisor, understanding business needs and aligning our testing approach accordingly
- Contribute to pre-sales and project scoping, helping shape engagements from inception through delivery
- AI
- Azure
- C#
- CI/CD
- Cloud
- Cypress
- DevOps
- GitLab
- Support
- Java
- JavaScript
- Jenkins
- JMeter
- Kanban
- PHP
- Playwright
- Python
- Ruby
- Scala
- Security
- Selenium
- TypeScript
- Fabric
More:
We are Scale Factory, an AI enablement consultancy with deep roots in quality, formerly Ten10. We deliver quality-led AI-first foundations that help leaders move faster, take smarter risks, and drive transformation with confidence. We combine engineering discipline with cutting-edge AI expertise to build robust, scalable foundations that turn ambitious change into reliable reality. We offer exciting projects across industries including finance and government, tailored training and development, a supportive and inclusive team culture, and hybrid working. We also provide generous benefits including annual leave, pension contributions, health coverage, fitness support, commuter benefits, free annual rail cards, an electric vehicle salary sacrifice scheme, social events, and support for certifications.
last updated 32 week of 2026
Interested in this role?
Submit your application now
How to Apply
About Scale Factory

Scale Factory
Southwark
IT
Skills & Technologies
Inferred from job description
Salary Insight
£90,000
This role
£85,000
UK median
This salary is 6% above the UK median for Lead roles (£85,000/yr).
Based on 2024–2025 UK technology sector benchmarks