QA Engineer

🏢 Summary: Engineering Manager role leading a team responsible for internal retention tools that enhance player engagement and lifecycle experiences. The position combines people management with technical oversight, including code reviews, incident management, and CI/CD optimization. The role drives Agile delivery, engineering quality, and DevOps practices while contributing to engineering and SDLC strategy. 🗂️ Requirements: Proven experience leading and managing engineering teams, Solid software engineering background, Experience with Agile software development methodologies, Ability to oversee code reviews and technical discussions, Experience with CI/CD pipelines and DevOps practices, Experience with incident management and system monitoring, Ability to plan and execute sprints and roadmap deliverables, Experience collaborating with Product and QA teams, Fluent English communication skills 📃 Skills: Agile, CI/CD, DevOps, SDLC, QA, KPIs, Automation, Regression, Monitoring, Git 🏢 Description: ABOUT THE ROLE We are looking for an Engineering Manager to lead a team of engineers building internal tooling and features that keep players engaged. The Retention team powers the organisation with a custom-built toolbox that enriches the player journey with bonuses, loyalty programs, and seamless cross-channel experiences. As one of the most crucial parts of the player lifecycle, the Retention domain ensures our players return for new, exciting, and rewarding experiences. We’re driven by excellence and fueled by innovation. Now we’re looking for someone who wants to be part of that journey. You will be responsible for overseeing the daily operations, driving technical execution, and supporting team growth across the whole employee lifecycle - hiring & developing talent. YOU WILL BE RESPONSIBLE FOR: Team Management & Support: Run daily standups Hold regular one-on-ones Drive goal setting and career development Lead hiring and onboarding Provide technical guidance and mentorship Track and act on engineering KPIs Technical & Project Oversight: Participate in code reviews and pull request approvals Lead technical discussions and discovery sessions Monitor system health and manage incidents Process & Execution: Plan and execute sprints and roadmap deliverables, ensuring clear timelines and resource alignment Optimize CI/CD pipelines and DevOps practices Work closely with engineering, product, and QA teams Champion Quality in all releases by ensuring proper regression testing and automation coverage in collaboration with QA engineers Enforce incident management processes Report on progress, risks, and changes to stakeholders related to development and operations Strategy & Leadership: Contribute to the engineering, SDLC and QA strategy. Conduct performance reviews and support career growth Maintain strong communication with stakeholders OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS Solid engineering background Proven experience in leading and managing engineering teams Transparent and inspiring leadership style that builds trust Excellent communication skills, with the ability to guide and challenge teams effectively when needed Deep understanding of Agile software development methodologies NICE TO HAVES Experience in retention or user engagement domain Knowledge of the iGaming industry WHO WE ARE At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 2000 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 19 offices worldwide. WHAT WE OFFER: Hybrid work policy (3 days a week from office). 4 weeks of Workation  (T&C apply). Benefits package - 800 PLN net (B2B)/gross (UOP) monthly with access to the cafeteria platform (private medical care, insurances, sports card) Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. Team and office social events throughout the year. Free parking for bicycles and motorcycles Free gym in the building Training budget ICAS assistance program that can provide help and guidance during challenging moments. Equipment: MacBook Pro + smartphone (iPhone 15 or Samsung Galaxy S24). 🏢 Our office is located in the centre of Warsaw - on Królewska 16 👑 As our company working language is English, we’d like to see your CV in English please More about us: Careers site: www.leovegasgroup.com/careers LinkedIn: https://www.linkedin.com/company/leovegasgroup/ Instagram: www.instagram.com/lifeatleo/

🏢 Summary: QA Automation Engineer role within a Sportsbook team, focused on ensuring high quality, security, and performance of a global betting platform through backend and frontend test automation. The position involves designing and maintaining automated tests, improving test strategies, and collaborating in an Agile environment with Java and TypeScript engineers. The role combines API, UI, and E2E testing with real-time data challenges in a fast-paced product environment. 🗂️ Requirements: Experience with backend test automation using Java, Practical experience with automated API testing, Familiarity with REST APIs, Basic understanding of microservices architecture, Proficiency with test management tools (e.g. TestRail or similar), Understanding of Agile/Scrum methodologies 📃 Skills: Java, API, REST, Microservices, TestRail, Agile, Scrum, Playwright, CI/CD, PerformanceTesting 🏢 Description: ABOUT THE ROLE: Are you a QA Automation Engineer who thrives in a fast-paced environment? Join the Sportsbook team at LeoVegas and help shape the future of our betting platform. Your work will directly impact millions of users, ensuring a secure, seamless, and high-performance experience across all our global brands. Working in a collaborative Agile team alongside skilled Java, TypeScript, and QA engineers, you will design robust test strategies and define clear scopes aligned with business goals. If you want to tackle real-time data challenges and elevate a world-class sports betting product, we’d love to hear from you! YOU WILL BE RESPONSIBLE FOR: Designing, executing, and maintaining test cases for backend and frontend components Identifying opportunities for automation across the betting flow and contributing to their implementation Supporting the design and maintenance of automated tests (API, UI, E2E) Collaborating with developers and QAs to define testing scope and ensure adequate test coverage Executing manual and automated tests as part of the development lifecycle Reporting, tracking, and verifying defects, ensuring timely resolution Contributing to improving test processes, reliability, and overall product quality Communicating risks and findings clearly to team members and stakeholders OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS Experience with backend test automation using Java Practical experience with automated API testing Familiarity with REST APIs and basic understanding of microservices architecture Proficiency with test management tools (e.g. TestRail or similar) Understanding of Agile/Scrum and modern software development practices NICE TO HAVES Experience with frontend testing including UI automation tools (Playwright) Experience with CI/CD pipelines Knowledge of event-driven systems Experience with performance testing ISTQB certification Interest in or experience with the iGaming domain WHAT WE VALUE: Proactive mindset - you identify issues and opportunities to improve quality Collaborative approach - you work closely with developers, PMs, and other QAs Curiosity about the product - you want to understand the betting domain, not just test it WHO WE ARE: At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 2000 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 19 offices worldwide. BENEFITS Hybrid work policy 4 weeks of Workation (T&C apply) Benefits package - 800 PLN net (B2B)/gross (UOP) monthly with access to the cafeteria platform (private medical care, insurances, sports card) Training budget ICAS assistance program that can provide help and guidance during challenging moments Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast, on Wednesdays Fika, and Fridays croissants Team and office social events throughout the year Free parking for bicycles and motorcycles Free gym in the building Equipment: MacBook Pro + smartphone (iPhone 16/17 or Samsung Galaxy S25) JOIN US! In our pride, we empower our teammates to find their roar and run with their wildest ideas. We don’t wait for things to happen; we pounce and make it happen! Would you be a good fit for the Leo Pride - give us a roar! **As our company working language is English, we’d like to see your CV in English, please we’d like to see your CV in English, please**

🏢 Summary: Senior QA Engineer role focused on end-to-end quality ownership of payment-critical features such as deposits, withdrawals, and compliance flows. The position involves hands-on automation, API/contract/E2E testing, and close collaboration with backend, frontend, and mobile engineers in a CI/CD-driven Agile environment. The role emphasizes improving test automation, reliability, and non-functional quality across distributed payment systems. 🗂️ Requirements: Proven experience testing payment systems or regulated financial platforms, Strong automation skills in API, contract, and E2E testing, Proficiency in TypeScript, Java or Kotlin, Experience with REST APIs and backend testing, Understanding of microservices and event-driven architectures, Experience working with Kafka, Practical experience improving CI/CD pipelines, Experience with MySQL, Ability to analyze distributed system failures, Fluent English (B2+) 📃 Skills: TypeScript, Java, Kotlin, REST, Kafka, MySQL, CI/CD, Microservices, API, E2E, Cucumber, Gherkin, TestRail, Xray, Zephyr 🏢 Description: ABOUT THE ROLE: Join the Payments team at LeoVegas Group as a Senior QA Engineer, focusing on payment-critical flows such as deposits, withdrawals, contract lifecycles, and compliance-driven features. You will take end-to-end ownership of quality for squad-level payment features, working hands-on with automation and end-to-end validation. In this role, you will act as a strong technical QA partner, collaborating closely with backend (Java/Kotlin, Kafka, REST, MySQL), frontend (TypeScript), and mobile engineers. You will operate in an Agile environment with a mature CI/CD setup, working alongside product, security, and compliance stakeholders. YOU WILL BE RESPONSIBLE FOR: Owning end-to-end testing and verification for Payments features delivered by your squad Breaking down ambiguous testing problems and define scoped, pragmatic test approaches with engineers and product Designing, building and maintaining robust automation (API, contract, E2E) and reliable test data/mocks for complex payment scenarios Improving CI feedback loops, reduce flakiness, and close observability/monitoring gaps for your area Triaging and resolving critical production defects and being an escalation point for quality issues in your squad Reviewing test plans, automation code and providing actionable feedback to raise the team’s craft Contributing to cross-squad initiatives and share knowledge across the QA chapter YOUR IMPACT: Writing clear, maintainable automation and test code; document test plans and design rationales Promoting non-functional quality: idempotency, data integrity, security, performance under load, and regulatory compliance Mentoring peers and collaborating proactively to improve processes, alerting and test coverage Communicating quality risk clearly to technical and non-technical stakeholders OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS Proven experience testing payment systems, financial transactions or other regulated platforms with domain ownership English at a min. B2+ level Strong automation skills: API testing (REST), contract testing, and E2E - fluent in TypeScript, Java or Kotlin Good grasp of microservices and event-driven systems (Kafka); able to reason about distributed failures Practical experience improving CI/CD pipelines and test feedback loops Backend testing experience across Java/Kotlin, MySQL and REST APIs Clear communicator, able to translate technical risk to stakeholders NICE TO HAVES Familiarity with payment concepts such as PSP integrations, idempotency, reconciliation, and contract state machines Experience testing performance and load in payment-critical flows Background in iGaming or another regulated industry Proficiency with test management tools (e.g. TestRail, Xray, Zephyr, or similar) Experience using mock data and mocking tools to simulate complex payment scenarios Experience with native app testing (TypeScript) Experience with Cucumber and Gherkin-based test automation Experience leading cross-functional initiatives WHO WE ARE: At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 2000 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 19 offices worldwide. BENEFITS: Hybrid work policy (3 days a week from office in Warsaw) 4 weeks of Workation (T&C apply) Competitive base salary Benefits package - 800 PLN net (B2B)/gross (UOP) monthly Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. Team and office social events throughout the year Equipment: MacBook + smartphone (iPhone or Samsung Galaxy)

🏢 Summary: Senior QA Engineer role focused on end-to-end quality ownership of payment-critical features such as deposits, withdrawals, and compliance-driven flows. The position emphasizes strong automation across API, contract, and E2E levels within a microservices, event-driven architecture. You will collaborate closely with backend, frontend, and mobile engineers in an Agile CI/CD environment to ensure high reliability and regulatory compliance. 🗂️ Requirements: Proven experience testing payment systems or regulated platforms, Strong automation experience in API, contract, and E2E testing, Proficiency in TypeScript, Java or Kotlin, Experience testing REST APIs and backend systems, Understanding of microservices and event-driven architectures, Experience with Kafka in distributed systems, Practical experience improving CI/CD pipelines, Experience with MySQL databases, Ability to analyze distributed system failures, Fluent English (B2+) 📃 Skills: TypeScript, Java, Kotlin, REST, Kafka, MySQL, CI/CD, Microservices, API, E2E, Cucumber, Gherkin, TestRail, Xray, Zephyr 🏢 Description: ABOUT THE ROLE: Join the Payments team at LeoVegas Group as a Senior QA Engineer, focusing on payment-critical flows such as deposits, withdrawals, contract lifecycles, and compliance-driven features. You will take end-to-end ownership of quality for squad-level payment features, working hands-on with automation and end-to-end validation. In this role, you will act as a strong technical QA partner, collaborating closely with backend (Java/Kotlin, Kafka, REST, MySQL), frontend (TypeScript), and mobile engineers. You will operate in an Agile environment with a mature CI/CD setup, working alongside product, security, and compliance stakeholders. YOU WILL BE RESPONSIBLE FOR: Owning end-to-end testing and verification for Payments features delivered by your squad Breaking down ambiguous testing problems and define scoped, pragmatic test approaches with engineers and product Designing, building and maintaining robust automation (API, contract, E2E) and reliable test data/mocks for complex payment scenarios Improving CI feedback loops, reduce flakiness, and close observability/monitoring gaps for your area Triaging and resolving critical production defects and being an escalation point for quality issues in your squad Reviewing test plans, automation code and providing actionable feedback to raise the team’s craft Contributing to cross-squad initiatives and share knowledge across the QA chapter YOUR IMPACT: Writing clear, maintainable automation and test code; document test plans and design rationales Promoting non-functional quality: idempotency, data integrity, security, performance under load, and regulatory compliance Mentoring peers and collaborating proactively to improve processes, alerting and test coverage Communicating quality risk clearly to technical and non-technical stakeholders OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS Proven experience testing payment systems, financial transactions or other regulated platforms with domain ownership English at a min. B2+ level Strong automation skills: API testing (REST), contract testing, and E2E - fluent in TypeScript, Java or Kotlin Good grasp of microservices and event-driven systems (Kafka); able to reason about distributed failures Practical experience improving CI/CD pipelines and test feedback loops Backend testing experience across Java/Kotlin, MySQL and REST APIs Clear communicator, able to translate technical risk to stakeholders NICE TO HAVES Familiarity with payment concepts such as PSP integrations, idempotency, reconciliation, and contract state machines Experience testing performance and load in payment-critical flows Background in iGaming or another regulated industry Proficiency with test management tools (e.g. TestRail, Xray, Zephyr, or similar) Experience using mock data and mocking tools to simulate complex payment scenarios Experience with native app testing (TypeScript) Experience with Cucumber and Gherkin-based test automation Experience leading cross-functional initiatives WHO WE ARE: At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 2000 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 19 offices worldwide. BENEFITS: Hybrid work policy (3 days a week from office in Warsaw) 4 weeks of Workation (T&C apply) Competitive base salary Benefits package - 800 PLN net (B2B)/gross (UOP) monthly Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. Team and office social events throughout the year Equipment: MacBook + smartphone (iPhone or Samsung Galaxy)

🏢 Summary: Senior QA Engineer role focused on end-to-end quality ownership of payment-critical features such as deposits, withdrawals, and compliance-driven flows. The position emphasizes hands-on automation (API, contract, E2E) within a microservices, event-driven environment. You will collaborate closely with backend, frontend, and mobile engineers to ensure high reliability, performance, and regulatory compliance of payment systems. 🗂️ Requirements: Proven experience testing payment systems or regulated financial platforms, Strong automation skills in API, contract, and E2E testing, Proficiency in TypeScript, Java or Kotlin, Experience testing REST APIs and backend services, Understanding of microservices and event-driven architectures, Experience with Kafka in distributed systems, Practical experience improving CI/CD pipelines, Experience with MySQL databases, Ability to handle production defects and quality escalations, English proficiency at B2 level or higher 📃 Skills: TypeScript, Java, Kotlin, REST, Kafka, MySQL, CI/CD, Microservices, API, E2E, Cucumber, Gherkin, TestRail, Xray, Zephyr 🏢 Description: ABOUT THE ROLE: Join the Payments team at LeoVegas Group as a Senior QA Engineer, focusing on payment-critical flows such as deposits, withdrawals, contract lifecycles, and compliance-driven features. You will take end-to-end ownership of quality for squad-level payment features, working hands-on with automation and end-to-end validation. In this role, you will act as a strong technical QA partner, collaborating closely with backend (Java/Kotlin, Kafka, REST, MySQL), frontend (TypeScript), and mobile engineers. You will operate in an Agile environment with a mature CI/CD setup, working alongside product, security, and compliance stakeholders. YOU WILL BE RESPONSIBLE FOR: Owning end-to-end testing and verification for Payments features delivered by your squad Breaking down ambiguous testing problems and define scoped, pragmatic test approaches with engineers and product Designing, building and maintaining robust automation (API, contract, E2E) and reliable test data/mocks for complex payment scenarios Improving CI feedback loops, reduce flakiness, and close observability/monitoring gaps for your area Triaging and resolving critical production defects and being an escalation point for quality issues in your squad Reviewing test plans, automation code and providing actionable feedback to raise the team’s craft Contributing to cross-squad initiatives and share knowledge across the QA chapter YOUR IMPACT: Writing clear, maintainable automation and test code; document test plans and design rationales Promoting non-functional quality: idempotency, data integrity, security, performance under load, and regulatory compliance Mentoring peers and collaborating proactively to improve processes, alerting and test coverage Communicating quality risk clearly to technical and non-technical stakeholders OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS Proven experience testing payment systems, financial transactions or other regulated platforms with domain ownership English at a min. B2+ level Strong automation skills: API testing (REST), contract testing, and E2E - fluent in TypeScript, Java or Kotlin Good grasp of microservices and event-driven systems (Kafka); able to reason about distributed failures Practical experience improving CI/CD pipelines and test feedback loops Backend testing experience across Java/Kotlin, MySQL and REST APIs Clear communicator, able to translate technical risk to stakeholders NICE TO HAVES Familiarity with payment concepts such as PSP integrations, idempotency, reconciliation, and contract state machines Experience testing performance and load in payment-critical flows Background in iGaming or another regulated industry Proficiency with test management tools (e.g. TestRail, Xray, Zephyr, or similar) Experience using mock data and mocking tools to simulate complex payment scenarios Experience with native app testing (TypeScript) Experience with Cucumber and Gherkin-based test automation Experience leading cross-functional initiatives WHO WE ARE: At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 2000 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 19 offices worldwide. BENEFITS: Hybrid work policy (3 days a week from office in Warsaw) 4 weeks of Workation (T&C apply) Competitive base salary Benefits package - 800 PLN net (B2B)/gross (UOP) monthly Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. Team and office social events throughout the year Equipment: MacBook + smartphone (iPhone or Samsung Galaxy)

🏢 Summary: Senior software engineer role focused on enhancing customer onboarding and responsible gaming features for a multi-brand gaming platform built on microservices. The position involves developing backend solutions, improving platform architecture, and collaborating with cross-functional teams in a data-driven CI/CD environment. Candidates will work primarily with Java and Spring Boot while contributing to testing, monitoring, and scalable platform development. 🗂️ Requirements: 5+ years of experience with Java and Spring Boot or other object-oriented languages, Experience with SQL and relational databases, Knowledge of microservice architectures, Ability to write unit, integration, and end-to-end tests, Experience collaborating in agile development environments, English proficiency 📃 Skills: Java, Spring, SpringBoot, SQL, Kotlin, Git, Kafka, Jenkins, GCP, BigQuery, Postman, Microservices, CI/CD, Kanban, Testing, Telemetry, Monitoring, C#, C++, Python, PHP 🏢 Description: ABOUT THE ROLE Are you an experienced software engineer looking for a meaningful role in a dynamic environment? Join our Markets Platform Team, where you will play a crucial role in enhancing our global customer onboarding process and developing responsible gaming features. Your work will ensure a seamless, secure, and enjoyable experience for customers across all brands. In this position, you will focus on refining the onboarding journey and promoting responsible gaming. The mission is to create a safe gaming environment where players can set healthy limits on their gambling habits. The team leverages data-driven insights and a robust CI/CD process, following the Kanban methodology to deliver high-quality solutions. You will work alongside expert back-end developers specialising in Java and Kotlin, as well as dedicated Quality Assurance Engineers. YOU WILL BE RESPONSIBLE FOR: - Developing a multi-brand gaming platform called Rhino, built on 230+ microservices. - Driving continuous improvement in the player onboarding process and responsible gaming solutions through innovative solutions. - Writing extensive tests (unit, e2e, integration) and updating documentation. - Participating in architectural discussions and suggesting ideas for technical improvements. - Collaborating with Product Managers and other stakeholders to deliver innovative solutions that enhance customer experience and promote safe gaming practices. - Working closely with Backend Engineers, QA Engineers and TA Engineers. OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS - Minimum 5 years of experience using Java and Spring Boot framework, or similar experience in object-oriented languages such as C#, C++, Python, or PHP with willingness to learn Java. - Experience with SQL and relational databases. - Familiarity with microservice architectures. NICE TO HAVES - Experience with Kotlin, Git, Kafka, and Jenkins. - Familiarity with Google Cloud Platform and BigQuery. - Strong understanding of API testing methodologies and hands-on experience with tools like Postman. - Knowledge of automated testing. - Experience with telemetry and monitoring. BENEFITS - Hybrid work policy. - 4 weeks of Workation (T&C apply). - Monthly benefits package with access to cafeteria platform, private medical care, insurance, and sports card. - Training budget. - ICAS assistance program. - Complimentary snacks and drinks in the office, including breakfast on Mondays. - Team and office social events throughout the year. - Free parking for bicycles and motorcycles. - Free gym in the building. - Equipment provided: MacBook Pro and smartphone. JOIN US! The team empowers employees to innovate and contribute ideas in a fast-paced and agile environment. As the company working language is English, CVs should be submitted in English.

🏢 Summary: Software Engineer role focused on enhancing customer onboarding and responsible gaming features for a multi-brand gaming platform built on microservices. The position involves developing backend solutions, improving platform architecture, writing automated tests, and collaborating with cross-functional teams in an agile environment. Candidates will work with Java, Spring Boot, and cloud-based technologies to deliver secure and scalable solutions. 🗂️ Requirements: 3+ years of experience with Java and Spring Boot or other object-oriented languages, Experience with SQL and relational databases, Knowledge of microservice architectures, Ability to write unit, integration, and end-to-end tests, Experience collaborating in agile development environments, English proficiency for professional communication 📃 Skills: Java, Spring, SpringBoot, SQL, Microservices, Kotlin, Git, Kafka, Jenkins, GCP, BigQuery, Postman, Testing, Telemetry, Monitoring, Python, PHP, C#, C++ 🏢 Description: ABOUT THE ROLE Are you an experienced software engineer looking for a meaningful role in a dynamic environment? Join our Markets Platform Team at LeoVegas Group, where you will play a crucial role in enhancing our global customer onboarding process and developing responsible gaming features. Your work will ensure a seamless, secure, and enjoyable experience for our customers across all our brands. In this position, you will focus on refining the onboarding journey and promoting responsible gaming. Our mission is to create a safe gaming environment where players can set healthy limits on their gambling habits. We leverage data-driven insights and a robust CI/CD process, following the Kanban methodology to deliver high-quality solutions. You will work alongside expert back-end developers specialising in Java and Kotlin, as well as dedicated Quality Assurance Engineers. YOU WILL BE RESPONSIBLE FOR: Developing a multi-brand gaming platform called Rhino, built on 230+ microservices. Driving continuous improvement in the player onboarding process and responsible gaming solutions through innovative solutions. Writing extensive tests (units, e2e, integration) and updating documentation. Participating in architectural discussions and suggesting ideas for technical improvements. Collaborate with Product Managers and other stakeholders to deliver innovative solutions that enhance customer experience and promote safe gaming practices. Working closely with Backend Engineers, QA Engineers and TA Engineers. OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS Min. 3 years of experience in using Java + Spring Boot framework, or similar experience in Object Oriented Languages (C#, C++, Python, PHP) and willing to learn Java You have experience with SQL and relational databases You are familiar with microservice architectures NICE TO HAVES Experience with Kotlin, Git, Kafka, Jenkins. Familiarity with Google Cloud Platform and BigQuery. Strong understanding of API testing methodologies and hands-on experience with tools like Postman. Knowledge of Automated Testing. Experience with telemetry and monitoring. WHO WE ARE At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 1400 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 11 offices worldwide. BENEFITS Hybrid work policy 4 weeks of Workation  (T&C apply) Benefits package - 800 PLN net (B2B)/gross (UOP) monthly with access to the cafeteria platform (private medical care, insurances, sports card) Training budget ICAS assistance program that can provide help and guidance during challenging moments. Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. Team and office social events throughout the year Free parking for bicycles and motorcycles Free gym in the building Equipment: MacBook Pro + smartphone (iPhone 16/17 or Samsung Galaxy S25) JOIN US! In our pride, we empower our teammates to find their roar and run with their wildest ideas. We don’t wait for things to happen; we pounce and make it happen! Would you be a good fit for the Leo Pride - give us a roar! As our company working language is English, we’d like to see your CV in English, please

🏢 Summary: Frontend JavaScript Engineer role focused on developing and maintaining high-quality web applications for a large-scale igaming platform. The position involves building new features, enhancing user experience, and collaborating with cross-functional teams to deliver and expand frontend products across multiple markets. The engineer will drive frontend development using modern JavaScript technologies in a microservices environment. 🗂️ Requirements: Proven experience with JavaScript, Good knowledge of GraphQL, Commercial experience with React, Commercial experience with TypeScript, Experience with Next.js, Working proficiency with Node.js, Experience working with microservices architecture 📃 Skills: JavaScript, GraphQL, React, TypeScript, Next.js, Node.js, Microservices, OpenAPI, BigQuery 🏢 Description: ABOUT THE ROLE We are looking for a passionate and experienced self-driven JavaScript Engineer to join in on our mission to deliver the greatest igaming experience to our customers. As a part of our multinational frontend team, you would be an important cog in the machinery, creating new features for and maintaining the full product of LeoVegas.com . In close collaboration with product managers, designers and our backend peers, we get to work with a broad variety of initiatives: everything from responsible gaming and payments to the casino lobby layout and new market entries. YOU WILL BE RESPONSIBLE FOR: Develop and maintain high-quality JavaScript applications Ensure a smooth and engaging user experience You will be responsible for driving the development of most of the frontend features of Leovegas.com Improve and maintain the applications with a product focus Contribute to launching new brands and brand expansions into new territories OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: ESSENTIAL SKILLS Proven experience with Javascript Good knowledge of GraphQL Working experience with React and Typescript (Next.js) Working proficiency with Node.js and Microservices NICE TO HAVES Experience with OpenAPI Experience with BigQuery BENEFITS Hybrid work policy 4 weeks of Workation (T&C apply) Benefits package - 800 PLN net (B2B)/gross (UOP) monthly with access to the cafeteria platform (private medical care, insurances, sports card) Training budget ICAS assistance program that can provide help and guidance during challenging moments. Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. Team and office social events throughout the year Free parking for bicycles and motorcycles Free gym in the building Equipment: MacBook Pro + smartphone (iPhone 16/17 or Samsung Galaxy S25) WHO WE ARE At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 2000 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 19 offices worldwide. JOIN US! In our pride, we empower our teammates to find their roar and run with their wildest ideas. We don’t wait for things to happen; we pounce and make it happen! Would you be a good fit for the Leo Pride - give us a roar! As our company working language is English, we’d like to see your CV in English, please

🏢 Summary: Engineering Manager role leading a team building internal web applications and APIs in the payments domain, responsible for system reliability, feature delivery, and business-critical initiatives. The position combines people management, technical oversight, and process optimization across SDLC, CI/CD, and incident management. You will drive engineering excellence, mentor developers, and ensure high-quality releases through strong Agile practices. 🗂️ Requirements: 5+ years of experience developing web applications and APIs, Proven experience leading and managing engineering teams, Strong background in Agile software development methodologies, Ability to conduct code reviews and oversee technical discussions, Experience planning and executing sprints and roadmap deliverables, Experience optimizing CI/CD pipelines and DevOps practices, Ability to monitor system health and manage incidents, Strong communication and stakeholder management skills 📃 Skills: Agile, APIs, Web, CI/CD, DevOps, SDLC, QA, Payments, IncidentManagement, RegressionTesting, Automation, KPIs 🏢 Description: ABOUT THE ROLE We're looking for an Engineering Manager to lead a team of engineers building internal tooling and APIs within the payments domain. You’ll be responsible for ensuring system reliability, delivering new features, and driving business-critical initiatives. This area manages web applications and APIs, where you oversee daily operations, drive technical execution, and support team growth across the whole employee lifecycle - hiring & developing talent. YOU WILL BE RESPONSIBLE FOR: Team Management & Support: Run daily standups Hold regular one-on-ones Drive goal setting and career development Lead hiring and onboarding Provide technical guidance and mentorship Track and act on engineering KPIs Technical & Project Oversight: Participate in code reviews and pull request approvals Lead technical discussions and discovery sessions Monitor system health and manage incidents Process & Execution: Plan and execute sprints and roadmap deliverables, ensuring clear timelines and resource alignment Optimize CI/CD pipelines and DevOps practices Work closely with engineering, product, and QA teams Champion Quality in all releases by ensuring proper regression testing and automation coverage in collaboration with QA engineers Enforce incident management processes Report on progress, risks, and changes to stakeholders related to development and operations Strategy & Leadership: Contribute to the engineering, SDLC and QA strategy. Conduct performance reviews and support career growth Maintain strong communication with stakeholders OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: Essential Skills: Solid engineering background, spending at least 5+ years working as an engineer developing web applications and APIs Proven experience in leading and managing engineering teams Transparent and inspiring leadership style that builds trust Excellent communication skills, with the ability to guide and challenge teams effectively when needed Deep understanding of Agile software development methodologies Nice-to-Have: Experience in payments domain Knowledge of the iGaming industry WHO WE ARE At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 1800 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 16 offices worldwide. WHAT WE OFFER ●   Hybrid work policy ( 🏢 Our office is located in the centre of Warsaw - on Królewska 16 👑) ●   4 weeks of Workation (T&C apply) ●   Benefits package - 800 PLN net (B2B)/gross (UOP) monthly with access to the cafeteria platform (private medical care, insurances, sports card) ●   Training budget ●   ICAS assistance program that can provide help and guidance during challenging moments. ●   Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. ●   Team and office social events throughout the year ●   Free parking for bicycles and motorcycles ●   Free gym in the building ●   Equipment: MacBook Pro + smartphone (iPhone 16/17 or Samsung Galaxy S25) JOIN US! At LeoVegas Group, we encourage our teammates to find their roar and run with their boldest ideas. We don't wait for things to happen—we pounce and make them happen! Would you be a great fit for Leo Pride? Give us a roar and apply today! 🚀 As our company's working language is English, please submit your CV in English. More about us: Careers site: www.leovegasgroup.com/careers LinkedIn: https://www.linkedin.com/company/leovegasgroup/ Instagram: www.instagram.com/lifeatleo/

🏢 Summary: Engineering Manager role leading a team building internal web applications and APIs in the payments domain, ensuring system reliability and delivery of business-critical initiatives. The position combines technical oversight, people management, and process optimization across SDLC, CI/CD, and QA practices. You will drive execution, support team growth, and oversee operational excellence. 🗂️ Requirements: 5+ years experience developing web applications and APIs, Proven experience leading and managing engineering teams, Strong understanding of Agile methodologies, Experience with code reviews and pull request approvals, Experience monitoring system health and managing incidents, Experience planning and executing sprints and roadmaps, Experience optimizing CI/CD pipelines and DevOps practices, Experience ensuring regression testing and automation coverage, Ability to track engineering KPIs and report on technical progress 📃 Skills: Agile, APIs, Web, CI/CD, DevOps, SDLC, QA, Automation, Payments, iGaming 🏢 Description: ABOUT THE ROLE We're looking for an Engineering Manager to lead a team of engineers building internal tooling and APIs within the payments domain. You’ll be responsible for ensuring system reliability, delivering new features, and driving business-critical initiatives. This area manages web applications and APIs, where you oversee daily operations, drive technical execution, and support team growth across the whole employee lifecycle - hiring & developing talent. YOU WILL BE RESPONSIBLE FOR: Team Management & Support: Run daily standups Hold regular one-on-ones Drive goal setting and career development Lead hiring and onboarding Provide technical guidance and mentorship Track and act on engineering KPIs Technical & Project Oversight: Participate in code reviews and pull request approvals Lead technical discussions and discovery sessions Monitor system health and manage incidents Process & Execution: Plan and execute sprints and roadmap deliverables, ensuring clear timelines and resource alignment Optimize CI/CD pipelines and DevOps practices Work closely with engineering, product, and QA teams Champion Quality in all releases by ensuring proper regression testing and automation coverage in collaboration with QA engineers Enforce incident management processes Report on progress, risks, and changes to stakeholders related to development and operations Strategy & Leadership: Contribute to the engineering, SDLC and QA strategy. Conduct performance reviews and support career growth Maintain strong communication with stakeholders OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING: Essential Skills: Solid engineering background, spending at least 5+ years working as an engineer developing web applications and APIs Proven experience in leading and managing engineering teams Transparent and inspiring leadership style that builds trust Excellent communication skills, with the ability to guide and challenge teams effectively when needed Deep understanding of Agile software development methodologies Nice-to-Have: Experience in payments domain Knowledge of the iGaming industry WHO WE ARE At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 1800 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 16 offices worldwide. WHAT WE OFFER ●   Hybrid work policy ( 🏢 Our office is located in the centre of Warsaw - on Królewska 16 👑) ●   4 weeks of Workation (T&C apply) ●   Benefits package - 800 PLN net (B2B)/gross (UOP) monthly with access to the cafeteria platform (private medical care, insurances, sports card) ●   Training budget ●   ICAS assistance program that can provide help and guidance during challenging moments. ●   Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast. ●   Team and office social events throughout the year ●   Free parking for bicycles and motorcycles ●   Free gym in the building ●   Equipment: MacBook Pro + smartphone (iPhone 16/17 or Samsung Galaxy S25) JOIN US! At LeoVegas Group, we encourage our teammates to find their roar and run with their boldest ideas. We don't wait for things to happen—we pounce and make them happen! Would you be a great fit for Leo Pride? Give us a roar and apply today! 🚀 As our company's working language is English, please submit your CV in English. More about us: Careers site: www.leovegasgroup.com/careers LinkedIn: https://www.linkedin.com/company/leovegasgroup/ Instagram: www.instagram.com/lifeatleo/