Telekom HBS

Senior Backend Engineer

Backend EngineeringPosted on Nov 11

Full-timeLuxembourgNo salary listedHybrid

About the Job

Requirements

A Bachelor's degree is required.
At least 7 years of relevant backend experience is required.
Experience with Java 17; Java 21 or higher is preferred.
Experience with Spring Framework 6.x or higher and Spring Boot 3.x or higher is required.
Experience with JPA and Hibernate is required.
Experience with web services using REST and SOAP, and asynchronous communication using Kafka event streaming, is required.
Experience with JUnit or TestNG, and Mockito or a similar mocking framework, is required.
Experience with Maven, Git, CI/CD pipelines, containers using Docker, and cloud technologies is required; Azure DevOps and Azure are preferred.
Experience with authentication and authorization using OIDC or OAuth is required.

Responsibilities

Develop, maintain, test, and deploy Spring Boot web portals, applications, components, and libraries using Java and the Spring Framework.
Collaborate with team leads, technical leads, business analysts, developers, and testers to understand requirements and ensure their consistency and coherence.
Deploy and monitor applications on-premises and in cloud containerized environments.

Desired Qualifications

Full-stack web development experience with a JavaScript framework, preferably React.

Senior Back end Engineer

TELEKOM HELLENIC BUSINESS SOLUTIONS SA · Luxembourg, Luxembourg (Hybrid) · Contract · Posted 2026-10-06

Workplace: hybrid

Description

Telekom HBS, part of the Telekom Group, is an ICT Systems Integrator offering a comprehensive suite of ICT Solutions and Services.

Telekom HBS, specializes in delivering ICT Services in areas such as Cloud, Data Centre operations, Networking, Cybersecurity, BI and Data Warehouse, Big Data, Service Desk, Proactive Monitoring, Operations and Support, Service Management, Project and Programme Management, and Professional Services. We are seeking a Senior Back end Engineer to join our team and be responsible for the following tasks:

Develop, maintain, test and deploy SpringBoot web portals, applications, components and libraries, using Java and Spring framework.
Collaborate with team leads, tech leads business analysts, developers and other testers to understand requirements and ensure consistency and coherence of requirements;
Deploy and monitor applications on-prem and in cloud containerized environment

Requirements

Requirements:

Bachelor's Degree
7+ years of relevant backend experience

Technology stack:

Java 17 (preferably 21 or higher)
Spring Framework 6.x (or higher) & Spring Boot 3.x (or higher)
JPA / Hibernate
Web services (REST, SOAP); asynchronous communication using event streaming (Kafka)
JUnit/TestNG; Mockito or similar mocking framework
DevOps: Maven, Git, CI/CD pipelines (preferable Azure DevOps), containers (Docker), cloud (preferable Azure)
Auth/Authz using OIDC/OAuth

Would be a big plus:

Full stack web development with a JavaScript framework (preferably React)

Apply

Apply at TELEKOM HELLENIC BUSINESS SOLUTIONS SA

About the Company

Telekom HBS

Company size: Not listed
Company stage: Not listed
Total funding: Not listed
Headquarters: Not listed
Founded: Not listed

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