Senior Backend Software Engineer

🚀 Hiring: Senior Backend Software Engineer | Remote Portugal | Salary up to €120,000 I'm working with a fast-growing, VC-backed technology company that's revolutionising engineering simulation through high-performance computing and cloud technology. They're looking for a Senior Backend Software Engineer to join a small, highly experienced engineering team, taking ownership of scalable backend systems and distributed infrastructure. This is a fantastic opportunity to work on technically challenging projects, with genuine ownership and direct access to the founders. 💻 What you'll be working on: Designing and building scalable backend services and APIs. Developing distributed systems and cloud infrastructure. Building solutions across AWS and high-performance computing environments. Improving data management, storage and processing pipelines. Taking ownership of backend services from design through to production. 🔎 What we're looking for: Strong backend development experience with Python, Java or C++. Hands-on production cloud experience (AWS preferred). Experience building and operating distributed systems. Proven ownership of production backend services. Strong problem-solving skills and an independent mindset. Based in Spain with existing right to work. ⭐ Nice to have: Kubernetes, Docker or Terraform. HPC, GPU infrastructure or large-scale compute environments. Kafka, SQS or other messaging technologies. Experience with scientific computing or simulation platforms. 🎁 What's on offer: 💰 Competitive salary + equity. 🏡 Fully remote across Portugal. 🌴 Unlimited PTO and flexible working hours. ✈️ Company-paid trips to Boston. 📚 Learning budget, AI tools allowance and fitness benefits. 🚀 Small, senior engineering team with real technical ownership. 📩 Interested? Apply now or contact Luke Harry — [email protected] … mais Sobre a empresa Spectrum IT Recruitment Portugal 3.236 seguidores Seguir Recrutamento e seleção de pessoal • 11-50 funcionários • 3 no LinkedIn Great technology teams are built on the right hires. It's all we've done for 18 years, and today we build them in Portugal. We know this market. We've built relationships with Portugal's engineering community and the companies hiring here, and we've got the scale to back it: over 9,000 candidates placed and 1,000+ clients served worldwide, at a 90% fill rate. Our role here is a bridge between Portugal's world-class engineers and ambitious companies at home and abroad. Deep local knowledge, global reach. Whether you're a Lisbon scale-up making your first critical hires or an international business building a distributed team across Europe and the Americas, we bring the specialist network and local insight to get it right. We work both sides of the table, and take both seriously. For the companies we partner with, including UJET, Five9, Keeyns, Zühlke and Content Guru, that means candidates who genuinely fit, fast (our average time-to-shortlist is just five days). For the candidates we represent, it means straight advice and roles actually worth moving for. One client put it simply: "the fastest, and delivered the most CVs that led to multiple great new colleagues." Hiring in Portugal, or scaling beyond it? Let's talk.