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Senior Software Engineer (Java/Kotlin)

Java

Senior Software Engineer (Java/Kotlin)

Java

-, Warszawa

DCG

Full-time
B2B
Senior
Remote

Tech stack

    English

    B2

    Kotlin

    regular

    Java

    regular

    Spring

    regular

    AWS

    regular

Job description

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:


Senior Software Engineer (Java/Kotlin)


Responsibilities:

  • Lead architectural modernisation of core business systems, driving the transition from monolith to modular architecture using Domain-Driven Design principles that enable faster development and better system maintainability

  • Design and deliver complex business logic in Kotlin, Spring, and Hibernate, building robust systems that handle intricate insurance domain models and maintain data integrity for billions in premiums

  • Shape technical strategy and standards across the team and broader engineering organisation, driving decisions around system design, code quality, and architectural patterns that other teams will follow

  • Collaborate with product stakeholders to translate complex business requirements into elegant technical solutions, working directly with product managers, designers, and sometimes customers to ensure we're solving the right problems

  • Mentor and influence engineering culture by establishing coding standards, leading technical discussions, and helping other engineers grow their architectural thinking and technical skills

  • Drive operational excellence through participation in on-call rotations and building systems that maintain high availability for our mission-critical platform used by enterprise customers worldwide

 

Requirements:

  • Experience with Kotlin, or another JVM language such as Java, Scala or Clojure; familiarity with Kotlin is considered highly relevant

  • At least 5 years of professional experience in software engineering

  • Knowledge of Spring and Hibernate

  • Understanding of AWS

  • Willingness to work with architectural concepts such as modularising a monolith and isolating technical components (e.g. authentication and authorisation)

  • Ability to contribute to the development of new product features and to the expansion of overall product coverage

  • Proficiency in English at a minimum B2 level

 

OFFER:

  • Private medical care

  • Co-financing for the sports card

  • Constant support of dedicated consultant

  • Employee referral program

Tech stack

    English

    B2

    Kotlin

    regular

    Java

    regular

    Spring

    regular

    AWS

    regular

Office location

Published: 03.11.2025

About the company

DCG

DCG to przestrzeń, w której spotykają się potrzeby biznesu i ambicje ludzi. Znamy wartość dobrze dopasowanej współpracy, dlatego pomagamy kandydatom znaleźć środowisko, w którym będą mogli rozwinąć skrzydła, a firm...

Company profile

Senior Software Engineer (Java/Kotlin)

Summary of the offer

Senior Software Engineer (Java/Kotlin)

-, Warszawa

DCG

By applying, I consent to the processing of my personal data for the purpose of conducting the recruitment process. Informujemy, że administratorem danych jest DCG Sp. z o.o., ul. Towarowa 28, 00-839 Warszawa (dalej jako "administrator"). Masz prawo ... MoreThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.