Senior Full Stack Java Developer

Posted 4 Hours Ago
Be an Early Applicant
Bucharest, București, ROU
In-Office
Senior level
Artificial Intelligence • Big Data • Information Technology • Security • Software
The Role
Design, build, test, deploy and maintain full-stack applications for AI annotation tools. Implement backend services (Java, Spring), frontend (React), CI/CD, containerization (Docker, Kubernetes), performance tuning, and contribute to ops/infrastructure and cloud (Azure). Follow best practices, testing, and Agile processes.
Summary Generated by Built In
Location: Bucharest, Romania

Thales is a global technology leader trusted by governments, institutions, and enterprises to tackle their most demanding challenges. From quantum applications and artificial intelligence to cybersecurity and 6G innovation, our solutions empower critical decisions rooted in human intelligence. Operating at the forefront of defence and security, aerospace and space, cybersecurity and digital identity, we’re driven by a mission to build a future we can all trust.

 

In Romania, we are advancing innovation through software engineering, research and development, delivering solutions in key markets in which Thales Group operates. Our engineers design, develop and integrate solutions that impact global industries – from fully operational systems and subsystems for naval warfare and maritime security operations, to air traffic management systems, satellite-based solutions, tactical indoor simulations, identity and biometric technologies and more.

Senior Full Stack Software Developer

Job summary: Quality annotation is one of the most important activity to be able to perform accurate Machine Learning and yet, it is probably one of the most boring activity ever for an operator. At CortAIx Factory, our goal is to offer AI-related resources for both internal and external use. We aspire to transform the process of annotating signals (radar, sonar, situation awareness, etc.) into an engaging experience for everyone, while ensuring that we maintain the highest quality of annotations, to deliver superior supervised machine learning solutions.

You’ll need to do:

  • Design, develop, test, deploy, maintain and improve software

  • Set and apply best practices (both development and operational best practices), code quality, security standard

  • Manage project priorities, deadlines and deliverables

  • Develop along with the latest technologies available

  • Problem solve from design to delivery, ensuring pipelines deliver high-quality software as core services

  • Get involved in the ops/infrastructure part

  • Work on CI/CD pipelines, Kubernetes, Docker

Whilst working with us on

  • Java 17+

  • React 18+

  • Spring Boot, JPA, Spring Data

  • SQL

  • REST API

  • JUnit, familiar with the testing life cycle 

  • Profiling and optimization techniques/refactoring/data structures

  • Maintaining SOLID and clean code principles  

  • Team spirit, pair programming, continuous improvement culture

  • Awareness on Agile methodologies

  • Familiar with Docker and Kubernetes

  • Familiar with Azure Cloud

  • Health monitoring

At Thales, we’re committed to fostering a workplace where respect, trust, collaboration, and passion drive everything we do. Here, you’ll feel empowered to bring your best self, thrive in a supportive culture, and love the work you do. Join us, and be part of a team reimagining technology to create solutions that truly make a difference – for a safer, greener, and more inclusive world.

Skills Required

  • Java 17+
  • React 18+
  • Spring Boot
  • JPA
  • Spring Data
  • SQL
  • REST API development
  • JUnit and testing lifecycle familiarity
  • Profiling, optimization techniques and refactoring
  • SOLID and clean code principles
  • CI/CD pipelines experience
  • Docker
  • Kubernetes
  • Familiarity with Azure Cloud
  • Ops/infrastructure involvement
  • Awareness of Agile methodologies
  • Team collaboration, pair programming, continuous improvement mindset
  • Health monitoring (application/operations)

Thales Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Thales and has not been reviewed or approved by Thales.

  • Retirement Support Retirement plans with employer contributions and matches, profit sharing, and share purchase opportunities are emphasized across multiple regions. These elements are positioned as competitive components of total rewards.
  • Leave & Time Off Breadth Generous PTO that increases with tenure, paid holidays, and paid military, maternity, and paternity leave are described. This breadth supports work–life balance across locations.
  • Flexible Benefits Hybrid work options, flexible schedules, and parental supports such as childcare benefits and leave for sick children are available in several markets. Flexibility is presented as a core part of the employee experience.

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The Company
Arlington, VA
63,258 Employees

What We Do

Thales is a global high technology leader investing in digital and “deep tech” innovations – connectivity, big data, artificial intelligence, cybersecurity and quantum technology – to build a future we can all trust, which is vital to the development of our societies. The company provides solutions, services and products that help its customers – businesses, organisations and states – in the defence, aeronautics, space, transportation and digital identity and security markets to fulfil their critical missions, by placing humans at the heart of the decision-making process.

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