Job offer

Principal Development Engineer

ING Bank is looking for a Principal Dev Engineer in Warsaw, Poland, who has experience in database development and strategy implementation. The candidate should have experience with technologies such as Java, Spring Framework, Oracle Database, microservices, Kubernetes, and Docker.

Abroad

ING Group

100%

Tasks

Development and implementation of a database development strategy
Oversight of data quality and data architecture development, and the organization of application teams
Contribution to the creation and evolution of the product group
Preparing the backup site for the implementation of changes to the installation automation system - CIO/CDO
Improving solutions related to open application deployment processes (Product Innovation/Technology)
Analysis of internal suggestions and current systems—detailed elaboration during the process of implementing solutions from IT to business
Responsibility for monitoring, optimizing, and maintaining IT systems, applications, and infrastructure based on up-to-date technical documentation

Requirements

Experience working with large distributed systems, with the ability to integrate them with databases
Technologies and solutions: Java 17+, Spring Framework (Spring Boot), Oracle Database, microservices, Kubernetes, Docker/containerization
Experience working with Java 11+ and the Spring Framework (Spring Boot)
communicative and open to challenges
You have experience working with front-end development (JS, TypeScript, Angular, React)
You have experience working with cloud platforms (Azure, GCP, AWS), regardless of your area of specialization
You are familiar with at least one mobile technology (Kotlin, Swift)

We offer

Medical Package, Life Insurance, Medigram Platforms, Employee Retirement Plan, Emerline Tax Program / Tax Optimization Program / Organization
Sports cards (Sports Medicine and Multisport) and subsidies for benefits on the wellbeing platform
Subsidies for Daycare

Original job description

Job details

Found on:

July 14, 2026

Employer:

ING Group

job percentage:

100%

Place of work:

Abroad

Place found on:

https://careers.ing.com/en/job/warsaw/principal-dev-engineer/3120/40529642752

About the employer:

ING is a Dutch banking group with an international presence.

It offers banking services and financial products to private and business customers.

The bank operates in over 40 countries, including Switzerland.

ING relies heavily on digital innovations and online banking.

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