About the Position

QA Engineer (Data Stack)

Cyprus

At Exness, we are not just a leading trading broker-we’ve reimagined what it takes to be a leader. With 2,000+ people across 13 countries, we combine scale, care, and real tech to make trading better for over a million clients globally.

Recognised globally as a Best Place to Work, we’re a people-first company where long-term wins always matter more. As part of our team, you will shape the future of fintech with real technology, care, and purpose.

Why this role matters

As a Quality Assurance Engineer, you will join the Trading Data Flow team, responsible for integrating and processing trading-related data across Exness. You will be actively involved in the projects and initiatives of our cross-functional team.

We develop a range of data products, including a Data Warehouse (DWH), data integration and streaming tools, and APIs. We collaborate with other teams to collect data from various sources and provide internal customers with data marts, aggregated and streaming data. These solutions support data-driven decision-making and contribute to business development at Exness.

You will take ownership of the end-to-end testing process, including defining test strategies, improving tools and processes, performing validation, and running E2E test suites. Working in a highly collaborative environment, you will help the development team move faster with greater confidence in quality.

We expect you to dive deep into our data and business domain, understand the MetaTrader data model and the business logic behind our data marts, assist developers in investigating bugs, occasionally perform data analysis, and proactively suggest improvements.

We are looking for a versatile QA Engineer who is ready to contribute to the team's success. In return, you can expect your contributions to be valued and recognised.

The role is based in our Limassol office, Cyprus. In case of relocation, we offer full relocation support for you and your family to make your move smooth and worry-free.

Responsibilities

Collaborate in the planning, design, development, deployment, and enhancements of data integration products and DWH
Develop, construct and maintain test suites to verify the validity and accuracy of Data Integration and ETL processes
Drive AI integration (e.g., agents, LLMs) across QA processes, including monitoring, testing, data quality assurance, and automated code review
Collaborate with the team to define and describe data policies, standards, and guidelines for other teams to connect their data sources
Collaborate with the team on designing and implementing reconciliation, monitoring, alerting, and other data quality processes
Investigate with the team data quality issues and work on data quality improvement
Ensure data solutions quality will support business requirements
Help with the definition and implementation of the best practices within the team that ensure the quality of the data solutions
Collaborate with the team members on troubleshooting and resolving issues
Analyze and test new features before the kick-off meetings
Participate in user acceptance testing

Requirements

4+ years of proven experience as a Quality Assurance Engineer
Proven experience leveraging AI tools and agents (e.g., Cursor, Cursor, Claude Code, Codex) to enhance QA efficiency and process orchestration
Expert SQL knowledge (especially in ClickHouse) is a must-have
Automation experience with Python (pytest)
Experience with data streaming products (like Kafka Connect, Flink) is a must-have
Hands-on testing experience in working with stream processing systems is a plus
Strong Experience with Docker/k8s is a plus
Experience with Grafana, PagerDuty, Terraform is a plus
Understanding of data modeling, warehousing, ETL, and data integration techniques
Experience influencing software engineers with the best practices within your team
Excellent analytical and problem-solving skills
Result-driven orientation (prioritizing, taking the initiative, taking ownership)
Excellent verbal and written communication skills
Spoken and written English – upper-intermediate level or above
Spoken and written Russian – upper-intermediate level or above (optional)

We Offer

Competitive salary and annual performance bonus
Full relocation support for you and your family - flights, housing, visas, and legal assistance included
Top-tier health insurance with full family coverage - medical, dental, vision, mental health - plus life insurance for peace of mind
Unlimited learning opportunities: external courses, English lessons, career and leadership development
Education allowance covering school and kindergarten fees
21 working days of annual leave, plus public holidays and fully paid sick, maternity, and paternity leave
Employee appreciation program: branded gifts, celebration budgets for weddings, newborns, and milestones
“Get to know Team” trips - meet colleagues across our global hubs, along with company-wide offsites that raise the bar
Employee share scheme - grow with us
Branded MINI Cooper Countryman company car and private parking
Free in-house sports clubs, Sanctum Club gym access, and jet skis
Access to a Corporate doctor
Exclusive discount program with cafes, gyms, and local services
Expat tax perks: up to 50% income tax exemption
Support with the naturalisation process for relocated employees

About the Company

At Exness, we know that changing jobs - and changing countries - is a big step. That’s why relocation with Exness is different. We make it smooth, supported, and truly life-changing.

What your journey looks like

Intro call with Recruiter (30 minutes)
English check
Tech interview & Live-coding (90 minutes)
Behavioural interview (60 minutes)

Curious about what working at Exness really looks like? Follow us on Instagram and LinkedIn.

Sounds like you? Apply.

Please note: We occasionally amend or withdraw Exness jobs and reserve the right to do so at any time, including prior to the advertised closing date. Before applying, you are advised to read our data protection policy. This policy describes the processing that may be associated with your personal data and informs you that your personal data may be transferred to Exness/Exness Group companies around the world. Exness Group and its approved recruitment consultants will never ask you for a fee to process or consider your application for a career with Exness. Anyone who demands such a fee is not an authorized Exness representative and you are strongly advised to refuse any such demand.

At Exness, we're an equal opportunity employer where every individual is valued. No matter your race, color, religion, sex, national origin, sexual orientation, gender identity or disability, we welcome you. As an international fintech company, we embrace the richness of our diverse team, respecting each individual and promoting gender equality for all genders in our workforce.

QA Engineer (Data Stack)

Job description