Full Stack Engineer - 11033756

Project overview

Role/Job title

Full Stack Engineer

Work Location

Candidates need to come to London office 3 days a week. Rest 2 days will be remote.

Role type - Permanent/Fixed Term/Contracting

Contracting

Mode of working - Hybrid/office based

London - Hybrid

If Hybrid, how many days are required in office?

3 days a week

Number of positions

02

Duration of assignment

We have visibility of 3 months and post that client will extend on quarterly basis

Any other working conditions - travel/on call/shifts

To be published on job boards from below onwards

Project objective

Developing and maintaining scalable Front End and Back End applications for web and mobile platforms.

Collaborating with designers, product managers, and other engineers to build user-friendly, high-performance software.

Writing clean, efficient, and maintainable code while adhering to best practices in software development.

Implementing APIs and ensuring seamless integration between Front End and Back End systems.

Testing, troubleshooting, debugging, and optimising existing/new systems for performance and scalability.

Participating in code reviews, providing constructive feedback, and maintaining quality standards.

Requirements

• Backend: Strong Java/Python skills with Spring and Spring Boot
• Frontend fundamentals: Strong HTML5, CSS3, and JavaScript (ES6+)
• Modern Front End framework: Hands-on experience with React Js
• Component architecture and state: Component-based design and state management (React Hooks, Redux, Context, or NgRx)
• Responsive UI: Building responsive, cross-browser compatible applications
• APIs: Developing RESTful APIs
• Architecture and design: MVC architecture, design patterns, and dependency injection
• Security: Authentication and authorization (JWT, OAuth2)
• Databases: Hands-on SQL with MySQL, PostgreSQL, or Oracle. This includes complex queries, joins, indexing, and query optimization.

Nice to have

• Knowledge of NoSQL databases (MongoDB, DynamoDB)
• Exposure to Generative AI and LLM integration (OpenAI, Claude, Bedrock) in enterprise applications, including building RAG solutions with embeddings and vector databases.
• Familiarity with Spring AI or LangChain/LangChain4j, prompt engineering best practices, and streaming LLM responses to React UIs.
• Microservices architecture and messaging systems (Kafka, RabbitMQ)
• Cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes)
• Testing: JUnit and Mockito on the backend; Jest, React Testing Library, and Cypress or Playwright on the frontend

Project details

• Start: flexible
• Location: London City of London, UK, GB