Test Engineer-Data Platform

We are seeking a passionate, curious, and self-motivated
Test Engineer
to join our growing Data Platform Team. You will play a key role in shaping how we ensure quality across a modern, cloud-native data ecosystem - balancing strategy, hands-on validation, and innovation.

This role demands a proactive approach to 'shifting quality to the left,' meaning you will work to identify and mitigate risks early in the development process. Your day-to-day will involve a mix of manual testing and developing automated test suites, always with the goal of enhancing product quality from ideation throughout the delivery to production. Your work will directly improve trust in our data, accelerate delivery, and enhance the experience of business users.

Who We Are
Pollard Digital Solutions - Europe is a full-solution supplier of lottery management and iLottery technology for lottery markets. We're a division of Pollard Banknote Ltd - a leading partner to 60 lotteries worldwide, known for high quality instant ticket products, licensed games, retail merchandising solutions, and innovation. Established in 1907 and headquartered in Winnipeg, Canada, Pollard Banknote is publicly traded on the Toronto Stock Exchange (PBL).

Our objective is to deliver the most innovative solutions that will render industry-leading returns to good causes in an ethically responsible way. We pride ourselves on a collaborative and inclusive workplace - where creativity, team spirit, and respect are core to how we work.

What We Offer

• A truly collaborative and supportive working environment
• Modern office space with on-site parking
• Private health insurance
• Coverage for medical treatments outside of Serbia
• Learning and development budget
• Profit sharing – every role plays a part in our success
• Budget for sports activities
• Team-building and social activities
• Employee referral bonuses
• Hybrid work environment
• Additional employee perks

What You'll Do

• Work in a cross-functional, Agile team, embedding quality practices from design through production
• Design and execute functional, non-functional, and data quality tests across data pipelines, Redshift queries, and BI systems (e.g., QuickSight dashboards), ensuring reliability from ingestion through visualization
• Validate data accuracy, lineage, and consistency between source and analytical layers, performing end-to-end system validation of ingestion, transformation (ETL/ELT), and reporting flows
• Comfortably combine exploratory/manual testing with automation, ensuring both the correctness and the "feel" of our dashboards and reports
• Develop and evolve automated testing frameworks (including AI-driven test generation and anomaly detection) for all relevant quality gates
• Integrate automated tests into our CI/CD pipelines, ensuring fast and reliable feedback loops
• Partner with engineers and product managers to define acceptance criteria, coverage goals, and risk-based testing strategies
• Participate in release readiness reviews and ensure timely, high-quality delivery
• Act as a quality advocate: review test results, identify root causes, and drive improvements in reliability and observability
• Maintain clear testing documentation (test plans, test cases, reports) and contribute to knowledge sharing across teams
• Continuously evaluate modern QA tools, AI frameworks, and cloud services to advance our testing practices

Who You Are

• A quality-minded engineer who sees testing as a shared team responsibility, not a gatekeeping function
• Comfortable collaborating closely with developers and product managers to shape data solutions from concept through release
• Confident switching between hands-on coding, thoughtful manual exploration, and automation - balancing speed with risk
• Detail-oriented and methodical, but also pragmatic
• Passionate about continuous delivery, observability, automation and their role in building reliable, scalable systems
• Proactive and communicative - you thrive in collaborative environments and contribute to a culture of continuous improvement

What You'll Need

• A degree in Computer Science, Software Engineering, or equivalent experience
• 3+ years in QA/Test Engineering
• Strong SQL and Python skills for validating large datasets and building robust queries
• Hands-on exposure to CI/CD pipelines and Agile delivery
• Knowledge of at least one programming language (Python preferred for test automation)
• Familiarity with ETL/ELT concepts and database systems
• Excellent communication and teamwork skills with a proactive, problem-solving mindset

Nice-to-haves

• Experience testing dashboards and analytical tools (QuickSight, Power BI, Tableau, Qlik, or similar)
• Experience with AWS services (Redshift, S3, RDS, Glue, Step Functions, etc.)
• Exposure to AI-powered test frameworks (e.g., for regression testing, anomaly detection, or synthetic data generation)
• Familiarity with data observability platforms and monitoring practices.
• Knowledge of web service and API testing
• Proficiency with Git and issue tracking tools (Jira, TFS, etc.)
• Curiosity to learn, share, and apply emerging QA practices in the context of data and AI

If you're looking to join a company where your technical skills and ideas can make a meaningful impact, we'd love to hear from you. Apply today and let's shape the future of digital lottery experiences together.