Senior Software Developer in Test (Senior Consultant)

Ten10; Greater London; On-site; GBP 70,000 - 95,000; Full time

Job summary

Ten10 is seeking a Senior Software Developer in Test to design, build, and implement cutting-edge automation frameworks for clients in a consultative setting.

The role includes leading small teams of automation testers, taking ownership of QA strategies, and ensuring solutions align with business needs. Strong coding skills across Java, C#, TypeScript/JavaScript, and hands-on experience with Playwright, Selenium, Cypress or RestAssured are required.

Qualifications

• Hands-on experience in automation testing across frameworks.
• Strong coding skills in one or more languages (Java/C#/TypeScript/JS).
• Experience leading small teams and shaping QA strategy.
• Familiarity with CI/CD pipelines and tooling.

Responsibilities

• Design, build, and implement automation frameworks and testing solutions for clients.
• Lead and mentor small teams of automation testers, providing guidance and technical direction.
• Own QA strategies and influence testing best practices across projects.
• Maintain client-facing involvement to ensure solutions align with business needs.

Skills

Automation testing

Java

C#

TypeScript/JavaScript

Leadership

CI/CD

Playwright

Selenium

Cypress

RestAssured

Tools

Jenkins

CircleCI

GitLab CI

Azure DevOps

Job description

This is more than just a job, it’s an opportunity to lead, innovate, and grow. As a Senior Software Developer in Test, you’ll:

• Work with our clients to design, build, and implement cutting-edge automation frameworks and testing solutions
• Lead and mentor small teams of automation testers, providing guidance and technical direction
• Take ownership of QA strategies, influencing testing best practices
• Play a client-facing role, ensuring our solutions align with their business needs

We know great talent comes in many forms. If you’re excited about this role but don’t tick every box, we’d still love to hear from you!Knowledge of performance testing tools like JMeter, Gatling, K6 or NeoloadSolid technical development background with strong coding skills in Java, C#, TypeScript, JavaScript, or similarExperience leading small teams of testers and contributing to the overall QA strategyHands‑on experience with CI/CD pipelines and tools (e.g., Jenkins, CircleCI, GitLab CI, Azure DevOps)Eligibility for SC clearanceStrong knowledge of integration testing and automation frameworksSignificant experience in Agile environments (e.g., SCRUM, Kanban)Excellent communication and stakeholder management skillsProven expertise in automation testing, with hands‑on experience using tools like Playwright, Selenium, Cypress, or RestAssuredPrevious experience in a consultancy environmentHands‑on coding experience in additional languages like Python, Ruby, Scala, PHP, or C++