Application Architect

13 hours ago

Tallinn, Harjumaa, Estonia Telia Company Full time

I'm Krishnan Ragavendran, Head of Customer Information Management, and I'm searching for someone ready to grow with us. We're a supportive, forward-thinking team focused on creating a robust customer master system that enables customer-centric initiatives across Telia's core commerce platforms.

What you'll do:

You'll play a key role in shaping the technical direction of our Party Information Management platform, collaborating across teams, and ensuring high standards of performance, security, and maintainability. You will:

  • Design and guide solutions for customer information management and data aggregation from internal systems and external registries.

  • Architect and oversee the development of scalable backend services using Java Spring.

  • Define and implement micro services architecture and API integration strategies using TMForum specs.

  • Lead database design and optimisation using Hibernate and PostgreSQL.

  • Provide technical leadership, mentorship, and code reviews to development teams.

  • Ensure compliance with security and operational standards throughout the software lifecycle.

What will help you thrive in this role:

This role is a great fit for a collaborative person with strong technical expertise who can clearly communicate their knowledge and confidently present their solutions and ideas to others. You also need:

  • Proven experience in architecting/developing enterprise-grade Java applications using Spring Framework and micro services.

  • Strong proficiency in Hibernate, PostgreSQL, Docker, Kubernetes, and CI/CD pipelines (e.g., GitHub Actions).

  • Excellent communication skills in English, with the ability to convey complex technical concepts clearly.

  • Demonstrated leadership and ownership in delivering high-impact solutions.

  • Experience working with customer data platforms, master data management, or registry-based data integration and Swedish language knowledge is a plus.

Join us to shape smarter living for people, businesses, and the planet

At Telia, we're a team of colleagues across the Nordics and Baltics, passionate about technology and connectivity. As a Leading Telecommunications Operator & Climate 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.

What we offer

When you join us, you'll receive a comprehensive benefits package tailored to your local market, opportunities for remote work, and more. You'll also have the chance to earn a bonus based on your performance and Telia's results.

Ready to make better happen?

We look forward to receiving your application by 18th of January. 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 Krishnan Ragavendran at

Equal opportunities

At Telia, we recognize talent by professional skills and growth potential. We champion diversity, ensuring every individual's needs are met, regardless of disability, gender, age, nationality, sexual orientation, or social status. Together, we're dedicated to fostering an inclusive work environment where your uniqueness is our strength.

Join us and let's make better happen - together

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