Senior QA Engineer

9 hours ago

Belgrade, Central Serbia Tabby Full time €40,000 - €60,000 per year
Senior QA Engineer (Full-Stack: Backend & Mobile)

Department: B2C Financial Services, Engineering

Employment Type: Full Time

Location: Remote/Serbia

Reporting To: Slava Slutsker


Description Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 15 million users choose Tabby to stay in control of their spending and make the most out of their money.

The company's flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 40,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores.

Tabby generates over $10 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region.

Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $4.3 billion.

We are looking for a Senior QA Engineer to own the quality of Tabby's new credit product that's part of our mobile application and is powered by a microservice-based fintech platform. You would design the testing strategy, perform hands-on mobile and backend testing, and build the automation and monitoring needed to launch a reliable product quickly. 

Key Responsibilities:
  • End-to-end ownership of product quality for a new credit product inside Tabby's mobile app
  • Design and implement automated test suites: unit, integration, API, and end-to-end, covering both mobile app and backend
  • Define and maintain QA processes and standards, introducing best practices for test planning, execution, and reporting
  • Manual testing of mobile applications (iOS/Android) and backend services in a microservice architecture
  • Collaborate closely with developers, product managers, and designers to ensure testability and early detection of issues
  • Drive continuous improvement of release quality, deployment pipelines, and overall developer productivity
  • Investigate and troubleshoot production issues, contributing to root-cause analysis and long-term fixes


What you'll bring:
  • 5+ years of professional QA experience, including at least 2 years working with mobile apps and backend services
  • Strong background in testing mobile applications (iOS and Android)
  • Experience testing backend APIs and microservice architecture
  • Proficiency in test automation frameworks (e.g., Playwright, Cypress, Appium, or similar) and scripting languages
  • Familiarity with CI/CD pipelines, containerized environments (Docker/Kubernetes), and cloud platforms 
  • Solid understanding of monitoring and observability tools (e.g., Prometheus, Grafana, Datadog, New Relic) and setting up alerts/dashboards
  • Strong communication skills in English 


What we offer:
  • Full-time B2B contract
  • Fully remote setup
  • Up to 20% tax allowance
  • 22 paid leave days annually
  • Stock options (ESOP) in a fast-scaling, pre-IPO company
  • Flexi benefits you can use for wellness, travel, or learning
  • Work alongside a high-performing, international engineering team in a global fintech unicorn

Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation, legal setup (if needed)

  • Senior QA Engineer

    2 weeks ago

    Belgrade, Central Serbia Tabby Full time €3,840,000 - €9,600,000 per year

    Senior QA Engineer Department: B2C Financial Services, EngineeringEmployment Type: Full TimeLocation: Remote/SerbiaReporting To: Slava SlutskerDescription Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 15 million users choose Tabby to stay in control of their spending and make the most...

  • Senior QA Engineer

    9 hours ago

    Belgrade, Central Serbia Playnetic Full time €40,000 - €80,000 per year

    Job SummaryWe are looking for a Senior QA Engineer with experience in software testing, specifically in the gambling industry and slot game testing. The ideal candidate will have a strong knowledge of testing methodologies, an understanding of game mechanics and logic, and experience with localizations and regulatory compliance. This role requires close...

  • Senior QA Engineer

    2 weeks ago

    Belgrade, Central Serbia Sowelo Consulting sp. z o.o. Full time 25,000 - 40,000 per year

    Do you have experience with both Manual and Automation Testing?Do you have experience with Ruby-based testing frameworks? Great Then please read on as we have a role for you As a Senior QA Engineer, you'll play a key hands-on role in ensuring the quality and reliability of our clients product. You will design and execute comprehensive test strategies,...

  • Senior QA Engineer – Web

    9 hours ago

    Belgrade, Central Serbia Sowelo Consulting sp. z o.o. Full time €30,000 - €60,000 per year

    Are you an experienced QA professional with a passion for building world-class digitalproducts?Do you want to relocate to Dubai and contribute to a global-scale travel technologyplatform?If so, we have an exceptional opportunity for youWe are searching for a Senior QA Engineer – Web & Mobile to join an innovative, fast-scaling digital travel company. You...

  • QA Automation Engineer

    9 hours ago

    Belgrade, Central Serbia HCS Serbia Full time €40,000 - €80,000 per year

    For our partners - Canadian online gambling company - we are looking forQA Automation Engineerfrom Serbia for remote work via B2B contractor contract.Essential Skills & Qualifications5+ years of QA automation experience2+ years in technical lead or senior automation roleStrong experience with modern UI automation frameworks (Playwright, Selenium, Cypress)API...

  • QA/QE Engineer

    9 hours ago

    Belgrade, Central Serbia Evermed Full time €40,000 - €80,000 per year

    QA/QE Job DescriptionLocation: Belgrade (up to 3 days per week in the office)Full-time | SaaS | B2B | Medical Education | AI-poweredThe OpportunityWe're looking for a Senior QA / Quality Engineer who thrives on ownership, system-level thinking, and the pursuit of near-zero-defect releases. You'll shape and lead our manual and exploratory testing process,...

  • Senior QA Engineer

    9 hours ago

    Belgrade, Central Serbia Wargaming Full time €30,000 - €60,000 per year

    Job OverviewWargaming is looking for аSenior QA Engineerto work on our big cross-platform project -World of Warships: Legends).The Platforms teamis responsible for introducing and launching, porting, and adapting the game to new platforms. Our team has an atmosphere of creativity and innovation where every voice matters.Reports toHead of Tech & VisualWhat...

  • Senior QA Engineer

    9 hours ago

    Belgrade, Central Serbia Wargaming Full time €30,000 - €60,000 per year

    Job OverviewWargaming is looking for а Senior QA Engineer to work on our big cross-platform project - World of Warships: Legends ).The Platforms team is responsible for introducing and launching, porting, and adapting the game to new platforms. Our team has an atmosphere of creativity and innovation where every voice matters.Reports to Head of Tech &...

  • QA/QE Engineer

    9 hours ago

    Belgrade, Central Serbia Evermed Full time €60,000 - €80,000 per year

    QA/QE Job DescriptionLocation: Belgrade (up to 3 days per week in the office)Full-time | SaaS | B2B | Medical Education | AI-poweredThe OpportunityWe're looking for aSenior QA / Quality Engineerwho thrives on ownership, system-level thinking, and the pursuit of near-zero-defect releases. You'll shape and lead our manual and exploratory testing process,...

  • Senior/Middle Automation QA Engineer

    9 hours ago

    Belgrade, Central Serbia BrainRocket Full time €30,000 - €60,000 per year

    BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don't follow formats. We shape them. We...