Software Engineer
Tuum
Software Engineering
Tallinn, Estonia
Posted on Sep 16, 2025
Tuum is a next-generation banking platform. We enable fintech and banks to rapidly offer seamless and tailored financial services to their customers. Our core banking platform is revolutionising the financial services industry. The platform is API-based, consisting of flexible and independent modules covering all retail and business banking capabilities for quick and easy integration.
Launched in 2019, Tuum is headquartered in Tallinn and is backed by investors including BlackFin Capital Partners, Karma Ventures, Portage Ventures, and CommerzVentures.
We are looking for a highly skilled Software Engineer who will help us to disrupt the banking industry and bring innovation to core banking worldwide. As a Software Engineer, you’ll play a crucial role in building efficient, flexible, and scalable solutions.
What you'll do
- Own the product life cycle: design, implement, test, and deploy robust and scalable features for our core banking platform
- Ensure the reliability and performance of production systems
- Produce high-quality, clean, and reliable code in close collaboration with your team and fellow engineers
- Build, monitor, and improve our systems to handle high-volume data processing at scale
- Provide technical solutions and development recommendations that enhance the product in a way that anticipates future needs
- Be a subject-matter expert to team members and business users
Our expectations
- 3+ years of professional software development experience
- Hands-on experience building scalable applications with a microservices architecture, using Java (Spring) and relational databases like PostgreSQL
- Willingness to contribute to our front-end codebase and grow your skills in JavaScript (React)
- Strong background in agile software development and a desire to work in a culture of continuous improvement
- Deep curiosity for understanding the ‘why’ behind the work, from the product vision and requirements to the underlying business logic
- Proactive and solutions-focused mindset, with a passion for solving complex challenges
- An active collaborator who shares knowledge, provides constructive feedback, and invests in the success of your team
Bonus points for
- Familiarity with cloud-based solutions, especially AWS
- A background in the financial sector
What we offer
- Competitive salary
- Tuum stock options
- Hybrid-working (3 days a week in the office)
- 4 day work week during the summer months (June, July, August)
- Private health insurance or generous wellness compensation
- Career opportunities to grow both professionally and personally as we scale
- Bright and warm-hearted team of professionals delivering great things together
- All-hands-on-deck-approach (meaning that everyone delivers value regardless of responsibilities)
We are an equal opportunity employer and value diversity at our company. We actively hire for cultural growth and welcome people of all ages, backgrounds and value people who take a journey unique to them. Equality, diversity and inclusion are our priority and we are committed to ensuring all job applicants are treated equally. All applicants will be treated fairly and will be considered for employment without discrimination because of ethnicity, race, religion or belief, gender, sexual orientation, gender identity or gender reassignment, family or parental status, pregnancy or maternity, marital or civil partner status, national origin, age, veteran, neurodiversity status or disability status.