Senior Software Engineer (Java)

Vilnius/kaunas/šiauliai Or Remote Within LithuaniaFull-timesenior

Software EngineerSoftware Engineering

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Quick Summary

Overview

We build the tech that moves industries forward. We have our eyes set on AI, energy, logistics, sports and other complex and exciting segments.

Technical Tools

Software EngineerSoftware Engineering

We build the tech that moves industries forward. We have our eyes set on AI, energy, logistics, sports and other complex and exciting segments.

We believe in an innovative approach to solving deep issues and encourage our people to find their own solutions. We are constantly rethinking processes, business models, architecture, and tech stacks.

We foster a sense of curiosity, experimentation, and passion beyond code. With us, you can easily deepen your knowledge in any field you’re curious about. And because we work across many industries, you’ll be gaining the experience others can only dream of.

We are looking for a Senior Software Engineer (Java) to join our GovTech team. Our mission is to build secure, scalable, and future-ready software solutions that empower governments and institutions to deliver better digital services. You'll work in a team tackling innovative projects that improve the efficiency, transparency, and intelligence of public sector systems. As a Senior Software Engineer, you will be working with technologies like Java, Oracle Database, Docker and modern architectural practices such as Domain-Driven Design, we ensure our solutions are robust, maintainable, and built to last.

Work alongside team members to implement new technologies and systems within the GovTech sector,
using Java as the main back-end technology stack

Contribute to the design and development of secure, scalable, and efficient solutions for public-sector digital
transformation

Collaborate with your team and clients to identify the right technical approaches and deliver impactful results

Ensure code quality, performance, and reliability across the system architecture

Act as a trustworthy and proactive team player, communicating risks, challenges, and improvements early

Take part in R&D initiatives, exploring innovative tools and methods to enhance existing systems

Participate in code reviews, architecture discussions, and continuous improvement efforts

Support and mentor junior colleagues, helping them grow technically and professionally

Proven hands-on experience designing and building complex, scalable back-end systems with Java

Strong expertise in relational databases (Oracle preferred) - including the ability to design schemas, optimize queries, and make informed data architecture decisions

Familiarity with cloud computing and on-premises infrastructure environments

Strong problem-solving, analytical thinking, and communication skills

Proactive mindset with the ability to take initiative and support team members' growth

Good understanding of software development best practices and clean code principles

Fluency in Lithuanian and English

A working culture that is high performing, ambitious, collaborative and fun

Health insurance

Flexible working hours

Bonus for referrals

Employee-led workshops and office perks

Extra vacation days: 2 after working at NFQ for two years and 4 after four years on our team

Unlimited WFH (work from home) policy