Senior software engineer (Java)

PARETO SECURITIES AS; Warszawa; On-site; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Mental health support

Free lunch at the office

Referral bonus up to PLN 10,000

Benefit platform PLN 600/month

Passion clubs and social events

Flexible starting time

Health insurance

Job summary

BEC, a financial technology company delivering IT solutions for Danish banks, seeks a Senior Software Engineer (Java) to join the Customer Rating & Analytics team in Warsaw. You will help drive the data tech transformation, build new data products, and evolve an overdraft management solution.

The role is co-located with the team in Roskilde and Warsaw, with occasional trips to Denmark. The company supports remote work up to 8 days per month and values collaborative, high-quality software

Qualifications

• Several years of proven experience as software engineer in the financial industry.

Responsibilities

• Participating in architecture and technical system design discussions, helping shape future solutions

Skills

Java (17+)

Spring Boot

Hibernate / JPA

RESTful API design

JDBC

Microsoft SQLServer

Fluency in English

Team player

Kafka

ELK/APM observability

Tools

Docker

Kubernetes

Helm

Jenkins

Postman

Job description

Senior software engineer (Java)

This position is based at our friendly office in Warsaw and you will join our Customer Rating & Analytics team (CRA) which is part of the regulatory Reporting Solutions (RS) domain. For almost two decades CRA has developed systems that assist the banks in ensuring compliance throughout their credit journey. This includes Customer Rating data, Customer Accountings and Rating models.

The position as Senior Software Engineer (Java) offers a unique opportunity to join us in supporting the existing systems and be a part of the next steps in our evolution by:

• Enable the Data Tech Transformation by delivering relevant and accurate Data Products
• Building a new and converged Overdraft management solution

The team is co-located in Roskilde, Denmark and Warsaw, Poland. so occasional trips to Denmark to meet the team and plan activities may be part of the role.

At BEC, we prefer to collaborate often in the office, but we also have the flexibility to work remotely up to 8 days per month.

Primary tasks and responsibilities include:

• Participating in architecture and technical system design discussions, helping shape future solutions
• Design and write clean, maintainable, and high-quality code following best practices
• Developing and supporting Java batch solutions for Extract-Transform and Load (EtL) processes, replacing legacy BI/Informatica jobs
• Designing and implementing unit, integration, and API tests (e.g, using Postman)
• Maintaining and enhancing APIs that provide rating- and overdraft-related data
• Optimizing and improving performance of queries in relational databases
• Working with CI/CD pipelines (Jenkins) to ensure smooth delivery processes
• Managing and deploying applications using Kubernetes and Helm
• Monitoring and improving application observability using the Elastic Stack (ELK, APM)

To succeed you will:

• Have several years of proven experience as software engineer in the financial industry.
• Be a true team player by supporting colleagues, sharing knowledge, taking responsibility and actively participating in team activities
• Strong experience with Java (version 17 or newer)
• Strong hands‑on experience with Spring Boot
• Experience with Hibernate / JPA
• Solid knowledge of RESTful API design and development
• Experience working with JDBC and relational databases (e.g., Microsoft SQLserver)
• Experience working with Kafka
• Experience with containerization and orchestration (Docker, Kubernetes, Helm)
• Fluency in English is required

Be your best self with BEC’s benefits!

We offer a diverse range of benefits for our employees. Here are just a few of them.

• Mental health support
• Free lunch at the office
• Referral bonus up to PLN 10,000
• PLN 600 on a benefit platform a month
• Passion clubs and social events (Tennis, salsa dancing, board games, family picnics and more!)
• Flexible starting time
• Health insurance

If you have any questions about the position,please contact – Natalia Cendrowska

BEC is in the process of being acquired by our largest customer and co-owner, Nykredit, which is Denmark's largest mortgage provider and third-largest bank. We will become part of a new and larger organization called Nykredit Financial Technologies. In the transition phase, we are recruiting for roles that we expect to be highly needed in our future organization.

Join a community of people sharing great ambitions

BEC is a financial technology company creating IT solutions for Danish banks. Together, we enable bank customers to invest online, take out loans and transfer money. In other words, we deliver the tech it takes to run a bank.
We have 1,600+ employees spread across locations in Denmark and Poland. We collaborate in a flat hierarchy with a high degree of mutual trust. Here, great ideas have no rank, and we invite everybody to chip in to create the strongest IT solutions for our Danish banks.
We're an equal opportunities employer. We hire top talent regardless of race, religion, color, national origin, sexual orientation, gender identity, or age. Learn more about us in our culture book:W e are BEC

Work hours

Work hours start between 7:00-9:30. up to 40% remote