Senior Test Automation Engineer
Avaron AB / Datajobb / Stockholm
2026-04-08
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hela Sverige About the Company
Avaron helps you find assignments that match your skills and ambitions. As a permanently employed consultant with us, you get competitive terms - combined with the variety and growth that a consulting career offers.
About the Assignment
You will join a team building and evolving trading systems for investment funds in a backend-heavy, quality-focused environment. Here, testing is a central part of how reliable services are delivered, and you will play a key role in strengthening both automated and manual test practices across multiple initiatives.
This is a hands-on assignment for you who enjoy working close to development, DevOps, and product teams while shaping scalable test automation that can be reused over time. You will work with modern Java-based tooling, API testing, asynchronous flows, and CI/CD integration in a distributed system landscape. It is an exciting opportunity to influence how quality is built into a business-critical platform from the ground up.
Job DescriptionYou design and develop scalable, maintainable, and reusable test automation frameworks that support multiple projects.
You automate functional, regression, and integration testing with robust scripts that increase coverage and reliability.
You plan, design, and execute manual test cases for areas where automation is not yet practical, including exploratory testing.
You collaborate closely with developers, DevOps, and product stakeholders to integrate automated testing into CI/CD pipelines.
You prepare and manage test data, analyze results, and report defects in a clear and structured way.
You improve test processes by maintaining and refining automated pipelines and by automating repetitive quality-related tasks.
You contribute to testing of backend-heavy and distributed systems, including API-driven and event-based flows.
RequirementsStrong proficiency in Java 21+ for building automation scripts and frameworks.
Experience with Spring Boot and Hibernate for integration and backend testing.
Hands-on experience with Selenium, Playwright, JUnit, TestNG, Cucumber, or similar tools for UI and API automation.
Familiarity with REST Assured or similar for API testing.
Solid knowledge of SQL and relational databases for validating data integrity.
Understanding of Kafka, JMS, and MQ when testing asynchronous and event-driven systems.
Knowledge of OpenAPI and AsyncAPI for generating and validating API tests.
Hands-on experience with Git and Jenkins, or similar tools, for integrating tests into CI/CD pipelines.
Strong understanding of object-oriented programming and design patterns for maintainable automation frameworks.
Strong experience in manual testing of complex backend-heavy systems and distributed architectures.
Ability to design clear and structured manual test cases and exploratory test charters.
A holistic view of quality and an understanding of when manual testing adds value alongside automation.
Good English communication skills.
Nice to haveYou enjoy close collaboration and knowledge sharing across teams.
You bring a detail-oriented, quality-driven, and problem-solving mindset.
You adapt quickly to change and value continuous learning.
You have a genuine interest in automation and continuous improvement.
What We OfferPermanent employment at Avaron AB
Occupational pension
Wellness allowance of SEK 5,000 per year
Application
Selections are made on an ongoing basis - apply as soon as you can.
Så ansöker du Sista dag att ansöka är 2026-04-22
Klicka på denna länk för att göra din ansökan Arbetsgivarens referens Arbetsgivarens referens för detta jobb är "teamtailor-7527752-1934166".
Omfattning Detta är ett heltidsjobb.
Arbetsgivare Avaron AB (org.nr 559175-4279),
https://jobs.avaron.se Centralplan 15 (
visa karta)
111 20 STOCKHOLM
Jobbnummer 9841880