MLabs

MLabs is a Haskell, Rust, Blockchain, and AI consultancy specializing in mission-critical software development, cross-team collaboration, and cutting-edge value delivery for fintech, blockchain, and information technology sectors.

Internet Software & Services

Information Technology

11-50 (30)

Founded 2018

34 open positions

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Software Development Engineer in Test

1 week ago

Europe, United Kingdom

Full-time

Mid Level

SDET (Software Development Engineer in Test)

Quality Assurance and Testing

Agile CI/CD Java Selenium

Apply Now

MLabs

Internet Software & Services

11-50

Founded 2018

View All Jobs 34

Description

Design, develop, and maintain automated acceptance and end-to-end testing infrastructure for the continuous delivery pipeline.
Collaborate with business analysts and developers to analyze and challenge requirements for comprehensive test coverage.
Identify system components, edge cases, and architectural friction points that need stronger verification.
Participate in pair programming, knowledge sharing, and technical discussions across engineering teams.
Run targeted exploratory testing sessions to uncover hidden failure modes and validate the end-user experience.
Validate individual software components and orchestrate system-level end-to-end tests.
Design and test failure scenarios, resiliency behavior, and system edge cases.

Requirements

Proven experience validating software components and executing end-to-end system tests.
Demonstrated experience designing and testing failure scenarios, resiliency, and edge cases.
Strong proficiency in object-oriented programming methodologies, with a preference for core Java.
Extensive background in structured exploratory testing techniques.
Familiarity with continuous integration and continuous delivery environments is highly advantageous.
Experience working in Extreme Programming (XP) or structured pair programming workflows is preferred.
Hands-on experience with API testing methodologies is advantageous.
Experience with Selenium for UI automation and front-end verification is preferred.
Familiarity with distributed, asynchronous, or event-driven architectures is advantageous.
Understanding of core networking protocols and messaging frameworks is preferred.
Domain knowledge of electronic trading platforms, especially fixed income markets, is strongly preferred.
An inquisitive, analytical mindset with strong communication skills and comfort navigating ambiguity.

Benefits

Competitive base salary up to £85,000, depending on experience.
Equity participation through a company share scheme.
Generous corporate benefits package.
Flexible, remote-first working across the UK and Europe.
Access to a central London office in Moorgate for collaborative workshops and team events.
Accelerated professional development through close collaboration with experienced technology specialists.

Interested in this position?

Apply directly on the company website

Apply Now

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