Software Engineer (Full Stack / Backend)

Company: Aspire
Apply for the Software Engineer (Full Stack / Backend)
Location: London
Job Description:

Software Engineer (Full Stack / Backend)

London (Hybrid – 2-3 days in office) – £55,000 – £60,000 – Full‑Time Permanent – Experience 2-5 Years

About the Role

We’re partnering with a growing technology business looking to hire a talented Software Engineer to join their expanding engineering team in London.

This is an exciting opportunity for an engineer who enjoys building scalable cloud‑based applications, developing backend services, and contributing to modern frontend experiences. You’ll work across the full software development lifecycle, collaborating closely with engineers, product teams, and stakeholders to deliver high‑quality solutions used in production environments.

The role is ideal for someone with strong C# /.NET Core experience who is looking to further develop their expertise in cloud technologies, microservices, CI/CD, and modern engineering practices within a collaborative Agile environment.

Key Responsibilities

  • Design, build, and maintain scalable backend services and RESTful APIs
  • Develop and enhance frontend features using React or similar JavaScript frameworks
  • Contribute to cloud‑native applications hosted on Azure or AWS
  • Support and evolve microservices‑based architectures
  • Write clean, maintainable, secure, and well‑tested code
  • Participate in Agile ceremonies including stand‑ups, sprint planning, and retrospectives
  • Collaborate with product managers, QA teams, and senior engineers to deliver features end‑to‑end
  • Support bug fixing, troubleshooting, and performance optimisation
  • Contribute to CI/CD pipelines and automated deployment processes
  • Participate in code reviews and engineering best practices
  • Assist with production support and issue resolution when required
  • Contribute to technical discussions, solution design, and continuous improvement initiatives

Required Skills & Experience

  • 2-5 years’ commercial experience in software engineering
  • Strong experience with C# / .NET Core
  • Experience building backend APIs and service‑based applications
  • Experience with JavaScript and React (or similar frontend frameworks)
  • Understanding of REST APIs and distributed/service‑oriented architecture
  • Exposure to cloud platforms:
    • Azure preferred
    • AWS also considered
  • Basic understanding of SQL databases and database design principles
  • Familiarity with Git version control
  • Exposure to CI/CD pipelines and deployment workflows
  • Understanding of Agile software development practices
  • Strong debugging and problem‑solving skills
  • Ability to work collaboratively within an engineering team
  • Good communication skills and attention to detail

Nice to Have

  • Exposure to microservices or distributed systems
  • Experience with Docker or Kubernetes
  • Exposure to messaging/event‑driven systems such as Kafka or RabbitMQ
  • Experience working in fintech, e‑commerce, SaaS, or high‑scale environments
  • Understanding of system design and scalable architecture principles
  • Experience writing unit or integration tests
  • Familiarity with cloud security and performance optimisation concepts

What We’re Looking For

  • A hands‑on engineer who enjoys solving technical problems
  • Someone eager to learn and grow into more senior responsibilities
  • A collaborative team player who communicates effectively
  • An engineer who takes ownership and delivers high‑quality work
  • Passion for modern backend, cloud, and full‑stack development
  • Comfortable working in a fast‑paced Agile environment

Benefits

  • Hybrid working model (2-3 days in office)
  • Competitive salary package
  • Opportunity to work with modern technologies and cloud platforms
  • Career progression and mentorship opportunities
  • Collaborative engineering culture
  • Exposure to scalable production systems and modern development practices

Desired Skills and Experience

C#, .NET Core, React, JavaScript, REST APIs, Azure, AWS, SQL, CI/CD, Git, Agile, Microservices

We Are Aspire Ltd are a Disability Confident Committed employer

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Posted: May 23rd, 2026