Senior Software Engineer
External
Teliacompany · Vilnius, LithuaniaFull-timeOn-siteToday
LeadershipObservabilityRESTSpring Boot
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Responsibilities
- You'll design, build, and maintain the APIs that sit between our product backends and the internal and external developers who depend on them.
- Develop and operate scalable APIs that integrate mobile and fixed product backends and make them consumable for partners and internal teams
- Design clear, well-documented, versioned API contracts with a strong focus on developer experience, stability, and backward compatibility
- Consult with internal teams and external partners on integration, best practices, and how to get the most out of our APIs
- Contribute to security, governance, and observability across the API layer - authentication, authorization, rate limiting, and monitoring
- What will help you thrive in this role:
- You're a pragmatic, detail-oriented developer who understands that an API is a product, and that the people consuming it are your customers.
- Proven experience designing and operating production APIs consumed by multiple parties (REST; experience with API gateways, Cloud Native Architecture, or event-driven/streaming patterns a plus)
- Strong knowledge of backend integration and modern web security - Spring Boot, authentication and authorization (e.g. OAuth2 / OIDC), API versioning, and lifecycle management
- Ability to work independently, collaborate across teams and with external partners, and deliver measurable improvements in reliability and integration quality
- Fluency in English; Lithuanian is a plus
- Join us to shape smarter living for people, businesses, and the planet
- At Telia, we're a team of 15 000 colleagues across the Nordics and Baltics, passionate about technology and connectivity. As a Top Employer and Sustainability Leader , we drive change with large-scale, impactful projects while building a sustainable, inclusive world.
- Here, you can grow your skills, lead meaningful projects, and thrive in a supportive, diverse environment. Whether you're taking your first step or your next, Telia is a place to grow, belong, and make a real impact.
Benefits
At Telia, we care about your well-being, growth, and sense of belonging:Additional health insurance and pension plansWorkation : work from anywhere in the EU for up to 30 days per yearExtra vacation days based on tenure (up to 5 additional days)Discounts on Telia services , including free home internetPartner offers and discounts (SPA, cafes, events)Telia Kids Club : summer camps for employees' childrenCompany-supported sports activities (yoga, basketball, running)Internal training , leadership programs and job shadowing to explore new roles... and more .Monthly salary range for this position 3600 - 5400 Eur (gross) + annual performance/sales bonuses . Although it may vary depending on your skills and experience.Ready to make better happen?We look forward to receiving your application by July 31, 2026 . Please note that we might close the position earlier if we find the right candidate, so don't wait too long to apply!If you're selected for the next stage, you'll be contacted by our Talent Acquisition Partner . Background and reference checks will be part of the process.Want to know more about this role? Please reach out to Justas Sobutas at justas.sobutas@teliacompany.com .Equal opportunitiesJoin us and let's make better happen - together!Health insurancePaid time offPerformance bonus
Additional Information
We're looking for a Senior Software Engineer to join us at Telia. I'm Justas Sobutas , Engineering Manager , and I'm searching for someone ready to grow with us. We're a supportive, forward-thinking team that owns the API layer connecting Telia's mobile and fixed product backends - exposing them as reliable, well-designed APIs for both internal teams and external partners.
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