Technical Lead Test Engineer - Contract

JR United Kingdom; Crawley; Hybrid; GBP 50,000 - 80,000; Full time

Job summary

A leading company is seeking a Technical Lead Test Engineer for a contract position based in Crawley. The candidate will lead the quality assurance strategy for mobile and API testing while mentoring a team of engineers. This hybrid role requires strong expertise in mobile app testing, particularly with Flutter, as well as automation frameworks and a collaborative mindset.

Qualifications

• 7+ years in Quality Engineering, 2+ years in a lead role.
• Strong experience with mobile apps (Flutter preferred) and Java APIs.
• Familiar with modern testing practices and automation tools.

Responsibilities

• Drive QE strategy for mobile lab and lead test planning.
• Collaborate with product managers and developers.
• Mentor a team of QE engineers and drive continuous improvement.

Skills

Quality Engineering

Mobile app testing

API testing

Automation frameworks

Continuous Integration

Mentoring

Tools

Postman

RestAssured

Appium

JIRA

TestRail

Jenkins

Git

Job description

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Technical Lead Test Engineer - Contract, crawley, west sussex

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Client:

Salt

Location:

crawley, west sussex, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

07.06.2025

Expiry Date:

22.07.2025

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Job Description:

Technical lead Test Engineer (Mobile, API) – Insurance - Hybrid – London 3 days a week

Duration: 6 months

Start: ASAP

My new client is looking for a Technical Lead Test Engineer to join the team on a contract basis. You will need to be in the office 3 days per week.

Key Responsibilities:

• Own and drive the overall QE strategy for the mobile lab.

• Collaborate closely with product managers, developers, and third-party providers to ensure quality across all touchpoints.

• Lead test planning, estimation, and execution across Flutter mobile apps and Java APIs.

• Define, implement, and evolve automation frameworks for mobile (Flutter) and backend (API) testing.

• Ensure seamless integration and robust validation of third-party APIs and SDKs.

• Establish and monitor quality metrics, defect leakage trends, and automation coverage.

• Foster a quality-first mindset within the team and across the development lifecycle.

• Mentor and grow a high-performing team of QE engineers.

• Drive continuous improvement in QE tools, processes, and best practices.

Must-Have Skills:

• 7+ years of experience in Quality Engineering, with at least 2 years in a lead role.

• Strong experience testing mobile apps – ideally Flutter or cross-platform frameworks.

• Solid understanding of Java-based APIs and backend testing.

• Proven experience with REST API automation tools (e.g., Postman, RestAssured).

• Experience with mobile automation frameworks (e.g., Appium, Flutter Driver, or integration with CI/CD).

• Working knowledge of tools like JIRA, TestRail, Jenkins, Git, etc.

• Deep understanding of modern testing practices including shift-left, CI/CD, mocking, and contract testing.

• Familiarity with testing third-party integrations via APIs and SDKs.

Nice-to-Have:

• Experience in performance and security testing for mobile apps and APIs.

• Prior experience working in a regulated industry like banking or insurance.

• Knowledge of monitoring tools for crash reporting and user analytics (e.g., Firebase, Sentry)