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DigitalXNode Linkedin · Posted 1mo ago

Software Developer (Full-Stack / Backend / API & Systems) – Europe (London / Amsterdam / Remote – Hybrid Preferred)

London, Westminster, United Kingdom

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Indexed description

Looking for a skilled Software Developer to design and build scalable, high-performance applications for modern digital platforms.

This is a specialized engineering role, where you will work on backend systems, APIs, and full-stack applications that support real-time, high-traffic environments. You will play a key role in building robust architectures and delivering reliable, production-grade software.

🎯 Key Responsibilities

  • Design, develop, and maintain scalable backend and full-stack applications
  • Build and optimize RESTful APIs and microservices
  • Work on system design, architecture, and performance optimization
  • Ensure high availability, reliability, and security of applications
  • Collaborate with frontend, product, and DevOps teams
  • Write clean, maintainable, and well-documented code
  • Participate in code reviews and Agile development processes

🛠️ Required Skills

💻 Programming & Development

  • Strong experience in Java / Python / Node.js / C#
  • Solid understanding of data structures and algorithms
  • Experience with backend frameworks (Spring Boot, Django, Express, .NET)

🔗 APIs & System Design

  • Expertise in REST APIs, microservices architecture
  • Experience with API security, authentication (OAuth2, JWT)
  • Strong understanding of system design, scalability, and distributed systems

🗄️ Databases

  • Experience with SQL (PostgreSQL, MySQL)
  • Familiarity with NoSQL databases (MongoDB, Redis)

☁️ Cloud & DevOps

  • Experience with AWS / Azure / GCP
  • Familiarity with Docker, Kubernetes, CI/CD pipelines

⭐ Nice to Have

  • Experience with high-traffic or real-time systems
  • Knowledge of event-driven architecture (Kafka, RabbitMQ)
  • Exposure to FinTech / SaaS / product-based environments
  • Frontend experience (React / Angular / Vue) for full-stack roles

🎓 Qualifications

  • Degree in Computer Science / IT (preferred)
  • Or equivalent hands-on experience with strong project portfolio
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