Database Engineer (postgresql/oracle)

Database Engineer

Location: Warsaw

Work model: hybrid (3 days/week in office)

Join our growing engineering team supporting mission-critical systems in the financial sector. As a global tech partner with 30+ years of experience, we help top organizations modernize their tech and deliver exceptional digital experiences.

What You'll Do

• Manage PostgreSQL and Oracle databases (incl. RAC, GoldenGate)
• Handle replication, performance tuning, and query optimization
• Ensure database security and availability
• Configure monitoring using modern observability tools i.e.: Prometheus, Grafana
• Collaborate with developers and infrastructure teams on data flows
• Support incident management and root cause analysis

What You Bring

• 6–8 years of DBA experience (PostgreSQL & Oracle)
• Strong database architecture, replication, tuning, and Linux/UNIX administration skills
• Familiarity with Prometheus/Grafana
• Bonus: Financial services experience (banking, payments) and Familiarity with automation/scripting (Python, Bash)

What We Offer

• Permanent employment contract or B2B
• Extensive benefits package: (private medical healthcare including dental care, life insurance, cafeteria benefits) – for permanent employees only

Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World's Best Employers 2024) is consistently listed among the most admired companies in the world.

Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.

If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com with your request and contact information.

Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you'll deliver services to and collaborate with stakeholders outside the province who may not speak French.