Senior Java Backend Developer

🔥 0 minutes ago

🇺🇦 Ukraine – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 10%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Tieto

WebsiteLinkedInAll Job Openings

10,000+ employees

💼 Consulting

☁️ SaaS

🤖 Artificial Intelligence

Consulting • SaaS • Artificial Intelligence

Tieto is a Nordic IT services and software company that helps organizations turn ideas into results by providing AI and data solutions, software products, cloud and software development, and design and consulting services. It serves multiple verticals — including banking (Tieto Banktech), healthcare (Tieto Caretech), industrial/manufacturing (Tieto Indtech), telecom, public sector, energy and paper and fibre — and emphasizes AI, cloud and digital transformation for enterprise customers.

📋 Description

• Design and implement backend services for telecom network management solutions • Develop and extend TMF-compliant APIs, including TMF‑633 and TMF‑639 • Implement resource inventory and service catalog exposure for external systems • Work with complex network and OSS data models, including slicing, network resources, and configuration data • Develop microservices using Java 21 and Quarkus • Integrate services with PostgreSQL and Oracle databases • Support audit and optimization use cases, such as slicing audits and discrepancy detection • Ensure code quality through unit tests, CI pipelines, and SonarQube • Collaborate within cross-functional teams using Jira and Confluence • Communicate in English with product owners, architects, and project leads

🎯 Requirements

• 5+ years professional experience in Java backend development • Strong experience with REST APIs and service-oriented architectures • Solid knowledge of SQL and relational databases • Experience with modern Java frameworks (Quarkus, Spring Boot, similar) • Familiarity with CI/CD pipelines and code quality tools • Comfortable working in existing product codebases, not greenfield only • Fluent English (written and spoken) • Background in telecommunications or network management (an advantage) • Experience with TM Forum APIs (TMF‑633, TMF‑639 or similar) (an advantage) • Understanding of OSS / BSS systems (an advantage) • Knowledge of 3GPP / 5G network concepts (slicing, NRM, gNBs, etc.) (an advantage) • Experience working with network or radio-related data models (an advantage) • Kubernetes / cloud-native experience beyond basic usage (an advantage)

🏖️ Benefits

• Remote work option • Diversity, equity, and inclusion commitment