Senior Backend Developer

Bucharest - Romania

Monthly Salary: Not Disclosed

Posted on: 06-09-2025

Vacancies: 1 Vacancy

Job Summary

Location: Bucharest Romania

The people we all rely on to make the world go round they rely on rely on its employees to invent the future: right here right now.

Present in Romania for over 40 years Thales is expanding its presence in the country by growing its Digital capabilities and by developing a Group Engineering Competence Centre (ECC). Operating from Bucharest Thales delivers solutions in a number of core businesses from ground transportation space and defence to security and aeronautics.
Several professional opportunities have arisen. If you are looking for the solidity of a Global Group that is at the forefront of innovation but with the agility of a human structure that tailors to the personal development of its employees and allows opportunities for evolution in an international environment then this is the place for you!

We are looking for a Senior backend developer (Back Continuous Integration/Cloud runtime experience) to help analyze and modernize legacy Custom dev applications for them to become eligible to a move to cloud. You will work closely with Devs and DevOps teams.

This position is suited to experienced developers (7 years) who are autonomous curious and looking to develop or enhance their skills in dev automation and cloud runtimes.

Key Responsibilities

Dev Area

Read and analyze existing code to identify the things to be updated and fixed
Being able to properly start the application locally within an IDE to become efficient in troubleshooting
Being able to fix SAST critical issues
Update application to be linked to a Single Sign On solution (OAUTH2/OIDC SAMLv2) whether it is custom dev or vendor solution (Commercial off the shelf) under the supervision of the Developer
Update backend dependencies to under support version under the supervision of the developer

Devops/CICD

Implementing a Dockerfile to run the application
Configure CICD pipeline with the help of the Internal Developer platform and the Squads devops.

System Engineering

Adapt Helm Charts and Ansible Role to fit the applications context
Configure Systemd modules and other Windows GPOs to make the applications up and running
Use the ITSM to ask for services from the other part of the organization

Tech Stack (Required Skills)

Back-end / Front-end: Notion or interest in learning for PHP Node Python Javascript (at least one programming language should be used for 3 years and another known)
CI/CD: Git GitLab CI ARM (Artifactory)
Tooling: SonarQube SAST DAST Intellij or VScode Terraform Ansible
Cloud: Common Google Cloud Platform (GCP) services (Cloud run GKE ClouSQL GCS fuze VPCs IAP) Tanzu
Infrastructure: Docker Kubernetes Istio Oauth2 OIDC SAMLv2 Linux (systemd journald LVM) Windows (GPO WinRM) Databases (Postgres Oracle)
Methodologies: Agile / Kanban

Profile

At least 3 years of experience with backend programming language
4 years of devops/system
Autonomous and comfortable working with modernizing legacy code and learning new things
Interest in cloud-native principles and containerization
Willingness to grow in infrastructure DevOps and CI/CD practices
Collaborative structured and adaptable essential qualities in a complex enterprise environment

At Thales we provide CAREERS and not only jobs. With Thales employing 80000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working. Great journeys start here apply now!

Required Experience:

Senior IC

Location: Bucharest RomaniaThe people we all rely on to make the world go round they rely on rely on its employees to invent the future: right here right now.Present in Romania for over 40 years Thales is expanding its presence in the country by growing its Digital capabilities and by developing a...