Senior QA Automation Engineer — Client Technology (m/f/x)

Scalable GmbH; United States; Hybrid; USD 78,000 - 123,000; Full time

Benefits offered by this job

Education Budget

German language classes

Relocation support

Flexible vacation

Job summary

Scalable Capital is seeking a hands-on QA Automation Engineer to build and evolve automated regression testing for mobile apps and backend services. You will develop reusable frameworks, integrate tests into CI/CD, and collaborate with engineers to shape acceptance criteria and coverage.

You will also drive the QA automation roadmap, improve test reliability, and use AI-assisted tools to enhance coverage while maintaining fast feedback loops.

Qualifications

• Strong software engineering and debugging skills; build maintainable test frameworks.
• Experience owning and improving test automation.
• Strong backend and API testing experience.
• Experience integrating automated tests into CI/CD; diagnose failures.
• Sound testing judgment to balance coverage and speed.
• Clear communication to influence decisions.
• Experience with mobile test automation; web UI and finance experience a plus.

Responsibilities

• Build and evolve automated regression testing for mobile apps and backend services.
• Develop reusable testing frameworks and test-data capabilities.
• Integrate automated checks into CI/CD pipelines to improve reliability.
• Collaborate with engineers and product managers to define acceptance criteria and prioritize coverage.
• Shape and deliver the QA automation roadmap and share best practices across teams.
• Strengthen ownership of quality using defects and production insights.
• Complement automation with exploratory testing to uncover risks.
• Evaluate AI-assisted tools for test development and failure investigation.

Skills

Test automation

Backend testing

API testing

CI/CD integration

Mobile test automation

QA tooling

Communication

Tools

CI/CD pipelines

Job description

Company Description

Scalable Capital is a leading digital investment and banking platform with a full banking licence, empowering people across Europe to shape their own finances. Scalable Broker makes it easy and affordable for clients to invest professionally in stocks, ETFs, cryptocurrencies, and derivatives, as well as set up savings plans. Scalable Wealth, the digital wealth management service, offers clients professional investment in ETF portfolios, and is also adopted as a white-label solution by banks and other B2B partners. The company’s offerings are rounded off by attractive interest rates, loans, and private equity. With the European Investor Exchange, Scalable Capital offers an exchange specifically for retail investors. Over one million clients have already entrusted more than €30 billion to the platform.

Founded in 2014, Scalable Capital now employs over 700 people across Munich, Berlin, Vienna, Milan, and London. Together with the founding and management team, including Erik Podzuweit and Florian Prucker, they are working on a new generation of financial services.

Visit our finance blog or check out our Social Media channels to find out what our Expert Teams have to say.

Our Company Values guide us every day in how we work and collaborate. To learn more about them, you can find our values here (English).

Job Description

Join Scalable Capital’s Client Technology tribe and apply your software engineering skills to building quality into our products. Reporting directly to the VP of Engineering, you’ll work across multiple teams to shape our QA strategy and build the automation and tooling that make releases more reliable. This is a hands‑on role for someone passionate about automation, solving testing challenges, and helping engineering teams deliver with confidence:

• Build and evolve automated regression testing for our mobile applications and backend services, complemented by focused web end-to-end tests for critical customer journeys.
• Develop reusable testing frameworks, simulation tools, and test-data capabilities that help teams validate complex workflows efficiently.
• Integrate automated checks into CI/CD pipelines, improving test reliability, failure diagnostics, and feedback speed.
• Collaborate with engineers and product managers to make systems testable, define clear acceptance criteria, and prioritize coverage based on customer impact and risk.
• Shape and deliver the tribe’s QA automation roadmap, collaborating with QA peers and sharing reusable solutions and engineering practices across teams.
• Help engineering teams strengthen their ownership of quality, using defects and production insights to improve regression coverage.
• Complement automation with targeted exploratory testing to uncover risks and unexpected behavior.
• Evaluate and use AI-assisted tools for test development, maintenance, and failure investigation, critically reviewing their output for correctness and meaningful coverage.

Qualifications

• Strong software engineering and debugging skills, with experience building maintainable test frameworks, libraries, or internal tooling.
• Proven experience owning and improving test automation, from choosing an approach to making it reliable and useful for engineering teams.
• Strong backend and API testing experience, including validating data, integrations, and asynchronous workflows.
• Practical experience integrating automated tests into CI/CD, diagnosing failures, and reducing flaky tests.
• Sound testing judgment: you can identify important risks, choose the appropriate testing level, and balance coverage, execution speed, and maintenance effort.
• Clear communication and the ability to influence technical decisions and drive improvements across engineering and product teams.
• Experience with mobile test automation is particularly welcome. Web UI automation and experience in financial services are additional advantages.

Additional Information

• Be part of one of the fastest-growing and most visible Fintech startups in Europe, creating innovative services that have a substantial impact on the lives of our customers
• Work with an international, diverse, inclusive, and ever-growing team that loves creating the best products for our clients
• Work from our centrally located offices in the heart of Munich or Berlin, nestled in lively neighborhoods filled with vibrant restaurants, cozy cafés, and a wide range of convenient amenities or choose to work remotely within Germany (if eligible for the job)
• Be productive with the latest hardware and tools
• Learn and grow by joining our in‑house knowledge sharing or career development sessions and spending your individual Education Budget
• Learn and experience German culture first hand by joining our free German language classes
• International relocation support is provided if required
• Flexible vacation policy and the opportunity to work from abroad
• Benefit from an attractive compensation package and from the company pension scheme
• Monthly contribution of 50% for the ‘Deutschland Jobticket’
• Say goodbye to order commissions and say hello to your complimentary subscription of Scalable Capital's PRIME+ Broker
• Enjoy flexible and discounted sports activities with Urban Sports Club

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