Backend Java Developer

About this role

Responsibilities

• You will design, build, and operate cloud-native backend services that power critical Telia Play product journeys.
• Design and build scalable backend services.
• Develop, improve, and maintain Java and Spring Boot microservices supporting onboarding, purchases, subscriptions, content access, and other core capabilities.
• Shape architecture and integrations.
• Design resilient and secure distributed solutions, REST APIs, and integrations, while contributing to architectural decisions and engineering standards.
• Build and operate cloud-native solutions.
• Deploy and run services on AWS using technologies such as EKS, ECS, EC2, S3, Lambda, and RDS, together with Kubernetes, Helm, and Docker.
• Drive engineering excellence and delivery.
• Collaborate across the product organization, promote clean and testable code, improve CI/CD and observability, support less-experienced engineers, and take ownership through production operation.
• What will help you to thrive in this role
• You combine strong backend engineering expertise with clear technical reasoning, collaboration, and end-to-end ownership.
• Proven backend development experience.
• At least five years of professional experience, primarily with modern Java, ideally Java 21 or later, and strong hands-on knowledge of Spring Boot, Spring Security, REST APIs, data access, and service integration.
• Strong cloud-native engineering skills.
• Practical experience building and operating solutions in AWS, using Docker, Kubernetes, ideally Amazon EKS, and Helm.
• Solid distributed-systems knowledge.
• A good understanding of microservices, event-driven integration patterns, software security, automated testing, observability, reliability, and performance.
• Delivery and collaboration mindset.
• Experience with CI/CD pipelines, preferably GitHub Actions, and the ability to analyse complex technical problems, communicate your reasoning clearly, and own solutions from design to production.
• Experience that would be an advantage
• It would be beneficial if you have experience in one or more of these areas:
• Platform and integration technologies:
• GraphQL, Kafka or other event-streaming technologies, Terraform or AWS CloudFormation, OpenSearch, and Istio or another service mesh.
• Observability and resilience:
• Prometheus and Grafana, high-availability or high-traffic consumer platforms, disaster recovery, backup and failover, business continuity, and defining or validating RTO and RPO.
• Cloud and software security:
• Secure development, threat modelling, vulnerability management, security testing, IAM, least-privilege access, secrets management, encryption, network security, monitoring, and incident response.
• AI-enabled backend development:
• Large language models or practical AI integrations. AI experience is not required, but curiosity about responsible AI-assisted capabilities is welcome.
• 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
• 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.