Senior .NET & React Developer / Architect

About the role

We are looking for a senior .NET and React developer who will also act as an architect for our cloud‑native solutions. The role combines backend engineering, event‑driven design and occasional front‑end work within a hybrid on‑site/remote model.

Key responsibilities

• Design, develop and maintain .NET Core APIs, background services and related dependencies.
• Build event‑driven and data‑driven architectures deployed on Kubernetes clusters.
• Integrate messaging and streaming platforms such as Apache Kafka or RabbitMQ.
• Implement observability practices including structured logging, metrics collection and distributed tracing.
• Model, optimise and manage relational or NoSQL databases.
• Leverage large language models and AI tools for task automation, code generation and review.
• Collaborate with front‑end teams and contribute to React‑based features when needed.

Required profile

• At least 9 years of professional experience in software development, with senior‑level expertise in .NET Core.
• EU citizenship, Portuguese work visa or residency.
• Willingness to work three days on‑site and two days remotely.

Required skills

• .NET Core
• API development
• Background services
• Event‑driven architecture
• Data‑driven architecture
• Kubernetes
• Apache Kafka
• RabbitMQ
• Observability (structured logging, metrics, distributed tracing)
• Database modelling, optimisation and management
• Large language models (prompting, RAG, context management, agents, tools, MCPs)
• AI workflow automation, code generation and review
• React (full‑stack context – a plus)

What we offer

• Great work‑life balance with flexible organisational routines.
• Health benefits for you and your family.
• Team‑building activities and access to over 300 discount protocols.
• Continuous professional development sponsored by our Training and Certification Department.
• Regular performance feedback and a clear career progression plan.