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Alongside·Sintra, Lisbon, Portugal·Contract

Senior Java Developer

Posted 12 February 2026

You'll be redirected to our hiring partner Workable to finish the application.

Alongside partners with organizations to drive digital transformation and build high-performing tech teams. Our client is a leading global company in the Defence, Aerospace, and Advanced Digital Technologies sectors and is recruiting a Senior Java Developer with a strong technical profile, capable of taking on technical leadership and becoming a key reference for the team.


Responsabilities:

  • Act as Technical Leader
  • Estimate effort and ensure delivery timelines
  • Produce technical documentation
  • Support and train junior team members
  • Collaborate with the team in Spain
  • Develop Java solutions integrated with physical devices

Requirements

  • Degree in Computer Engineering or similar
  • Minimum of 5 years of hands-on experience with Java 11, Java Swing, Spring Boot, and Elasticsearch
  • Experience with PostgreSQL and SOAP & REST web services
  • Communication protocols (TCP, UDP, H264, MPEG, etc.)
  • Strong organizational and communication skills
  • Ability to prioritize tasks and work in fast-paced environments
  • Collaborative mindset and problem-solving attitude
  • Ability to communicate in and understand Spanish

Benefits

  • Employment Contract;
  • Health Insurance;
  • Meal Card;
  • Gym Ticket;
  • Hybrid work (3 office days: Sintra–Lisbon).

Senior Java Developer

You'll be redirected to our hiring partner Workable to finish the application.