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Site Reliability Engineer (SRE)
Location: Warsaw
Work Model: Hybrid (3 days/week in office)
We’re expanding our engineering teams to support a strategic initiative in the financial domain. As a global tech partner with over 30 years of experience, we help leading organizations modernize their tech stacks and deliver outstanding digital experiences.
About The Role
We’re looking for a talented and driven Site Reliability Engineer (SRE) to join cross‑functional teams building and supporting global‑scale software products. You’ll work with cutting‑edge payment technologies and play a key role in shaping the future of digital transactions.
Key Responsibilities
- Ensure the scalability, security, and reliability of systems
- Collaborate with development and operations teams to enhance performance and product quality
- Troubleshoot applications, systems, and databases
- Monitor system performance and manage incidents
- Support CI/CD pipelines and production environments
- Provide application and production support
Requirements
- Proven experience in troubleshooting and debugging complex systems
- Hands‑on experience with CI/CD pipeline implementation and maintenance
- Familiarity with monitoring and logging tools such as ELK, Grafana, and/or Prometheus
- Experience working with Kafka or Cassandra
- Proficiency in scripting languages such as Python or Bash
- Experience with tools such as AppDynamics, Dynatrace, or NewRelic
- Experience with databases: Oracle, SQL Server, Impala, MySQL, NoSQL
- Comfortable working in both Linux and Windows environments
- Solid understanding of microservices architecture and containerization (Docker, Kubernetes)
- Exposure to cloud platforms such as Azure, AWS, or GCP
- Experience with build tools like Jenkins, Maven, or Git
- Strong collaboration skills in Agile/Scrum environments
- Bachelor’s degree in Computer Science, Engineering, or a related field
Preferred Qualifications
- Experience in financial services (banking, payments)
- Comfortable in fast‑paced, evolving environments
What We Offer
- Private healthcare, life insurance, and cafeteria benefits
- Training programs and certifications
- Volunteering opportunities and an inclusive culture
- Employee referral program
- Collaborative and innovative work environment
Learn more at Cognizant Poland.
Interested? Apply online today!
Job Summary
We are seeking a highly skilled Architect with 10 to 14 years of experience to join our team. The ideal candidate will have extensive expertise in Performance Validation, Performance Engineering, Kubernetes, DevOps, Docker and Java. Experience in Asset Management Operations is a plus. This role will involve designing and implementing high‑performance systems that align with our companys goals and objectives.
Responsibilities
- We are looking for talented curious and energetic Site Reliability Engineers who embrace solving complex challenges on a global scale. As a Visa Site Reliability Engineer you will be an integral part of a cross‑functional team inventing designing building and testing software products that reach a truly global customer base. While supporting components of cutting‑edge payment technology you will get to see your efforts shaping the digital future of monetary transactions. The Product Reliability Team prides itself in keeping the applications and systems of Visa up and running to cater to the 24*7 needs of the business. These systems are truly the backbone of our business and process millions of transactions daily for some of the most prestigious companies in the US. Lead the design and implementation of high‑performance systems to meet business requirements.
- Oversee the performance validation and engineering processes to ensure optimal system functionality.
- Provide technical expertise in Kubernetes DevOps Docker and Java to support various projects.
- Collaborate with cross‑functional teams to integrate performance engineering best practices.
- Develop and maintain performance testing frameworks and tools.
- Monitor system performance and identify areas for improvement.
- Implement performance tuning and optimization strategies.
- Ensure that all systems are scalable and can handle increased loads.
- Conduct regular performance reviews and provide recommendations for enhancements.
- Work closely with the Asset Management Operations team to align system performance with business needs.
- Develop and document performance engineering standards and guidelines.
- Stay updated with the latest industry trends and technologies to continuously improve system performance.
- Mentor and guide junior team members in performance engineering best practices.
Qualifications
- Possess a strong background in Performance Validation and Performance Engineering.
Seniority level
Employment type
Job function
- Engineering and Information Technology
Industries
- IT Services and IT Consulting and Business Consulting and Services
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