Thales Romania is seeking a Tech Lead Backend Software Developer (Java 21, Spring Boot 3, Spring Batch) to join a global team delivering backend solutions across industries including AI, banking, energy, aerospace, security, and more. Location: Bucharest, Romania. Work arrangement: Hybrid.

Context: We’re partnering with a top shipping company to enable real-time inland transport monitoring for carrier haulage. Data from multiple providers is collected, processed, enriched, and distributed to internal and external customers via APIs, push notifications, and EDI.

Responsibilities

Required competencies/experience: Tech Stack: Soft Skills:

Design the technical architecture for new features
Lead and perform code reviews
Ensure quality, performance, and maintainability of delivered developments
Act as a technical referent for the team
Participate in architectural decisions
Collaborate with PPO and business teams
Participate in incident resolution
Own production-related challenges: deployment, supervision, incident analysis, performance optimization, and maintenance in operational conditions
Master’s degree or engineering diploma
Proven software development experience; plus experience as a technical leader is a plus
Strong understanding of Agile (Scrum)
Java 21
Spring Boot 3
Spring Batch
REST APIs (Swagger/OpenAPI)
PostgreSQL (+ PostGIS)
AWS Kinesis / AWS Lambda (Streaming + serverless)
Flink (stream processing)
Docker (deployment)
Strong teamwork mindset, including remote collaboration
Dynamic and proactive problem-solving
Solutio

About the role

Thales Romania is seeking a Tech Lead Backend Software Developer (Java 21, Spring Boot 3, Spring Batch) to join a global team delivering backend solutions across industries including AI, banking, energy, aerospace, security, and more. Location: Bucharest, Romania. Work arrangement: Hybrid.

Context: We’re partnering with a top shipping company to enable real-time inland transport monitoring for carrier haulage. Data from multiple providers is collected, processed, enriched, and distributed to internal and external customers via APIs, push notifications, and EDI.

Responsibilities

Required competencies/experience: Tech Stack: Soft Skills:

Design the technical architecture for new features
Lead and perform code reviews
Ensure quality, performance, and maintainability of delivered developments
Act as a technical referent for the team
Participate in architectural decisions
Collaborate with PPO and business teams
Participate in incident resolution
Own production-related challenges: deployment, supervision, incident analysis, performance optimization, and maintenance in operational conditions
Master’s degree or engineering diploma
Proven software development experience; plus experience as a technical leader is a plus
Strong understanding of Agile (Scrum)
Java 21
Spring Boot 3
Spring Batch
REST APIs (Swagger/OpenAPI)
PostgreSQL (+ PostGIS)
AWS Kinesis / AWS Lambda (Streaming + serverless)
Flink (stream processing)
Docker (deployment)
Strong teamwork mindset, including remote collaboration
Dynamic and proactive problem-solving
Solutio