Senior .Net Developer

Local de trabalho:
Lisboa (LI)
Setor:
Equipamentos médicos, Instrumentos e Produtos
Data de introdução da oferta de emprego:
05/06/2026

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 Senior .NET Developer (On-site) — Oeiras, Portugal


A leading tech company with operations in Portugal, Angola and Mozambique is looking to strengthen its internal team with a Senior .NET Developer. We build cutting-edge software and hardware solutions for the financial and banking sector, with a clear purpose: transform financial services through innovative, integrable, people-centered technology.


Why join us?
  • International reach: digital transformation across multiple geographies and fast-growing markets
  • Specialized know-how: a multidisciplinary team of 130 professionals across diverse technologies
  • A culture with an active voice: we value initiative, ownership and open idea-sharing—your input shapes what we build


Your role
  • Define best practices, run code reviews and ensure strong test coverage
  • Partner with the Tech Lead on software architecture and key technical decisions
  • Support junior developers through pair programming, feedback and knowledge sharing


What we’re looking for
  • Degree in Computer Engineering, Computer Science or related field
  • 5+ years developing applications with .NET 4.8 / .NET 8+
  • Strong .NET background with SOLID, DDD and CQRS
  • CI/CD automation experience; managing .NET apps in Docker & Kubernetes
  • Experience with high-performance / high-availability environments
  • Security knowledge: OWASP (Web & API), modern auth (OAuth2, OIDC, JWT), mitigation of Injection, XSS, CSRF
  • Azure Cloud experience (plus)
  • Integrations with financial tech (e.g., payment gateways) and/or biometrics (plus)
  • Hardware integration using XFS protocol (plus)
  • Socket-based communication development (plus)
  • Proactive, team-oriented, with a technical leadership mindset
  • Portuguese (advanced) and English (intermediate)
  • Legal eligibility to work in Portugal (mandatory)


Work conditions
  • Location: Oeiras, Portugal
  • Model: On-site
  • Contract: Full-time employment contract


What we offer
  • Competitive salary aligned with the market and role
  • Health insurance
  • Meal allowance (paid via meal card)
  • Extra days off
  • Continuous training and ongoing support
  • Diverse projects and exposure to international markets
  • Collaborative and inclusive environment
  • Additional benefits, discounts, partnerships—and great vibes


Ready to join?


#LI-AS1


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