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- Tasks: Design and develop scalable backend services and REST APIs using Python and Node.js.
- Company: Join a dynamic IT services company in the heart of London.
- Benefits: Enjoy competitive salary, health benefits, and opportunities for remote work.
- Why this job: Make an impact by building high-performance systems that power innovative solutions.
- Qualifications: Experience in backend development with Node.js or Python and strong API design skills.
- Other info: Collaborative environment with great career growth and learning opportunities.
The predicted salary is between 36000 - 60000 £ per year.
Location: City Of London, England, United Kingdom
We are seeking an experienced Backend Developer to design, develop, and maintain scalable backend services and REST APIs using Python and Node.js. You will work closely with product, front-end, and DevOps teams to deliver high-performance, secure, and reliable systems.
Responsibilities
- Build RESTful APIs and microservices using Node.js (Express/NestJS) and/or Python (FastAPI/Django/Flask)
- Design and manage relational and NoSQL databases (PostgreSQL, MongoDB)
- Implement user authentication and authorization (OAuth2, JWT)
- Integrate with 3rd-party APIs and external services
- Optimize system performance and monitor API uptime
- Write unit/integration tests
- Collaborate on DevOps, CI/CD, and deployment workflows
Required Skills
- Strong experience with backend development in Node.js and/or Python
- API design best practices (versioning, error handling, rate limiting)
- Database design and querying (SQL, MongoDB, or DynamoDB)
- Experience with containerization (Docker/Kubernetes) and API documentation (Swagger/OpenAPI)
- Knowledge of security principles (input validation, CORS, XSS, etc.)
- Git-based workflows and agile development practices
Nice to Have
- Experience with GraphQL
- Task queues and async jobs (Celery, BullMQ, RabbitMQ)
- Familiarity with cloud platforms (AWS, GCP, Azure)
- Logging and monitoring (ELK, Prometheus, etc.)
Soft Skills
- Strong problem-solving mindset
- Clear documentation and communication skills
- Team player with the ability to work independently
Seniority level: Associate
Employment type: Full-time
Job function: Information Technology
Industries: IT Services and IT Consulting
Backend Developer in London employer: VE3
Contact Detail:
VE3 Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Backend Developer in London
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech industry, especially those who work with backend development. A friendly chat can lead to insider info about job openings that aren't even advertised yet.
✨Tip Number 2
Show off your skills! Create a personal project or contribute to open-source projects using Node.js or Python. This not only sharpens your skills but also gives you something tangible to discuss during interviews.
✨Tip Number 3
Prepare for technical interviews by practising coding challenges and system design questions. Use platforms like LeetCode or HackerRank to get comfortable with the types of problems you might face.
✨Tip Number 4
Don’t forget to apply through our website! We’ve got some fantastic opportunities waiting for talented backend developers like you. Plus, it’s a great way to ensure your application gets seen by the right people.
We think you need these skills to ace Backend Developer in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with Node.js and Python, as well as your skills in API design and database management. We want to see how your background aligns with our needs, so don’t be shy about showcasing relevant projects!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about backend development and how you can contribute to our team. We love seeing enthusiasm and a bit of personality, so let us know what excites you about this role.
Showcase Your Projects: If you've worked on any cool projects, especially those involving REST APIs or microservices, make sure to mention them. We appreciate practical examples that demonstrate your skills and problem-solving abilities, so include links if possible!
Apply Through Our Website: We encourage you to apply directly through our website for the best chance of getting noticed. It’s super easy, and you’ll be able to fill out all the necessary details without missing anything. Plus, we love seeing applications come through our own channels!
How to prepare for a job interview at VE3
✨Know Your Tech Stack
Make sure you’re well-versed in the technologies mentioned in the job description, especially Node.js and Python. Brush up on RESTful API design and database management, as these will likely come up during technical discussions.
✨Showcase Your Projects
Prepare to discuss specific projects where you've built APIs or worked with databases. Be ready to explain your thought process, the challenges you faced, and how you overcame them. This will demonstrate your hands-on experience and problem-solving skills.
✨Understand Security Principles
Since security is a key aspect of backend development, be prepared to talk about how you implement user authentication and protect against common vulnerabilities. Familiarise yourself with OAuth2, JWT, and other security measures relevant to the role.
✨Ask Insightful Questions
At the end of the interview, don’t forget to ask questions! Inquire about the team’s workflow, the tools they use for CI/CD, or how they handle API documentation. This shows your interest in the role and helps you gauge if it’s the right fit for you.