Senior Quality Assurance Engineer (f/m/d) – SDET (Software Developer in Test)

Senior Quality Assurance Engineer (f/m/d) – SDET (Software Developer in Test)

Permanent employee,Full-time· Berlin, Germany

WHO WE ARE

At Wire, we’re on a mission to revolutionise secure collaboration, making privacy the foundation of modern communication. Join us to play an important role in our dynamic team.

Wire is the leading end-to-end encrypted communication platform, trusted by businesses, critical infrastructure providers, and governments worldwide. We prioritise privacy as a fundamental right, delivering the most secure communication experience across various industries. Our cutting‑edge encryption technology and robust security measures have made us a trusted partner in the technology, finance, healthcare, and government sectors. If you’re passionate about redefining secure communication and want to be part of an innovative team, join us as a Quality Assurance Engineer – Web. Together, let’s build a world where privacy and security shape the future of communication.

GENERAL INFORMATION

Employment Type: Permanent

Previous working experience: 5+ years

Working hours: 40hrs/week

Working Location: Berlin or remote Germany

Desired start date: As soon as possible

YOUR CHALLENGE AT WIRE

We are hiring a Senior Quality Assurance Engineer – SDET to strengthen our automated testing capabilities and drive the quality and reliability of our platform. In this role, you will build, improve, and maintain automation frameworks, enhance our CI/CD pipelines, and promote a culture of continuous testing across the organisation.

You will work cross‑functionally with Backend, Platform, and QA Engineers and operate within the Platform/Backend discipline while supporting multiple scopes. As an active member of our QA Guild, you will contribute to shared best practices, tooling, and testing standards. Your work will directly influence how we build, release, monitor, and scale our platform.

YOUR KEY RESPONSIBILITIES

• Improve the testability of software: work closely with scopes & platform teams to help drive & improve the testability of our software.
• Develop and maintain test frameworks design and executing automated tests, improving CI/CD pipelines, and ensuring high product reliability and quality.
• Daily collaboration with platform & Backlend to enhance test coverage, streamline deployment processes, and monitor system health through automation and observability tools.
• CI/CD Integration: Integrate tests into CI/CD pipelines. Work with platform & backend & security to establish best practice.
• Experience in configuring and maintaining clear test reporting for both the scope QA & Clients.
• Work as a core developer across several functions to develop automation tests, and are responsible for managing and configuring our test frameworks.
• Experience in implementing & improving monitoring & observability practices. You will be a key contributor to co‑ordinating and defining how we test within a devops and continuous testing environment.

YOUR PROFILE

Skills:

• Programming: Proficient in at least one programming language
• Automation Frameworks: Experience with automated frameworks such as Selenium or Playwright
• SSDLC understanding: A good understanding of the secure software development lifecycle (SSDLC)
• Agility: Familiar with agile delivery practices
• Have a “Shift left testing mindset”: Demonstrable professional competency in test execution, root cause analysis and attention to detail, with the aim to ”fail fast” and promote the need to test as early as possible in the development lifecycle.
• Version control: Experience with versioning & version control
• CI/CD tools: experience with CI/CD tools & the ability to transfer skills to the frameworks in place at Wire.
• Experience with Unit, black box and white box testing techniques
• Experience in working in a fast paced environment that has the passion to scale & improve testing practices
• 5–7 Years of experience of working within a SDET role & proficient in one or more programming languages.
• Experience of executing & managing security testing principles and policies such as (Pen testing, SAST/DAST) and experience in contributing to security focused audits & certifications.
• Strong experience with one or more test automation tools and frameworks (e.g., Selenium, Playwright, Cypress, Testrail).
• Experience of testing & consideration of integrations with third party services.
• Ability to manage, create or integrate open source test tooling.
• Playwright, Testiny, Jenkins, GitHub Actions, Test environment configuration & setup, Atlassian Suite (Jira, Confluence), Okta / Keycloak, Language the existing tests are created in: Java & Groovy

WHY WIRE?

Join a market‑proven (>1,000 customers) company and drive Wire to become the worldwide market leader.

Enjoy a yearly education budget of 1000 EUR to strengthen personal capabilities.

With an Urban Sports Club subscription, stay balanced and mentally and physically healthy!

Work from a beautiful office in the heart of Berlin or choose a mix of working from anywhere vs. spending selected days together in our office to connect on a personal level.

Enjoy fresh breakfast in the office, daily fruits, snacks, free soft drinks, and the world’s best Barista coffee machine.

Wire is an equal opportunities employer and does not discriminate on the grounds of gender, civil status, family status, sexual orientation, religion, age, disability, or race.

CONTACT

Join us in shaping the future of secure communication. Click Apply now to submit your CV — we look forward to meeting you!

We’re building a secure, easy‑to‑use, and feature‑rich communication tool with the latest technologies. We don’t just create software — we’re also impacting national and international committees. Our research and development occur at our Berlin headquarters and other locations in Europe and the USA, where we embrace diversity and adhere to the strictest data protection standards. We see regulations as a foundation supporting our commitment to secure our customer’s communication.