Database Engineer (PostgreSQL/Oracle)

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

The Cognizant community: We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive.

• Cognizant is a global community with more than 300,000+ associates around the world.

• We don’t just dream of a better way – we make it happen.

• We take care of our people, clients, company, communities and climate by doing what’s right.

• We foster an innovative environment where you can build the career path that’s right for you.