Senior Full Stack Engineer - Java, Angular

Gravitas Group; Greater London; On-site; GBP 8,100 - 9,900; Part time

Job summary

Gravitas Group is seeking a Senior Full-Stack Software Engineer to join London-based teams for a fast-paced contract. You will design, develop, and optimise scalable software solutions while collaborating with globally distributed colleagues to ensure secure, robust applications that adhere to best practices.

The ideal candidate offers extensive full-stack experience with Java and JavaScript/TypeScript, plus React, Angular, or Vue, and strong knowledge of SQL/NoSQL databases.

Qualifications

• Extensive experience in full-stack development with Java and JavaScript/TypeScript.
• Experience with React, Angular or Vue in distributed teams.
• Knowledge of secure coding principles and scalable architectures.
• Availability for immediate start and right to work in UK.

Responsibilities

• Design and develop scalable full-stack applications aligned with business needs.
• Participate in requirement gathering, solution design, and system architecture discussions.
• Build, maintain, and enhance front-end interfaces and back-end services.
• Conduct integration testing and User Acceptance Testing (UAT).
• Collaborate with central teams and architecture groups to maintain secure coding practices.
• Implement SDLC best practises, including CI/CD pipelines and automation.

Skills

Java

JavaScript/TypeScript

React

Angular

Vue

SQL

NoSQL

Jira

Bitbucket

Jenkins

Agile

Secure coding

Architectural patterns

Tools

Docker

Kubernetes

Job description

Senior Full-Stack Software Engineer

Contract Summary Box:

Location: London
Contract Length: 2 weeks
Day Rate / Pay: £900.0
IR35 Status: Not Applicable:Umbrella
Start Date: 15/10/2026

The Senior Full-Stack Software Engineer contract involves contributing to the design, development, and optimisation of software solutions. The role requires collaboration with globally distributed teams to deliver secure, scalable, and robust applications in accordance with technical best practices.

Key Skills & Experience

• Strong experience in full-stack development using modern frameworks and tools
• Proficiency in Java (latest) and JavaScript/TypeScript
• Experience with front-end frameworks such as React, Angular, or Vue
• Familiarity with SQL and NoSQL databases
• Experience working in distributed teams with Agile methodologies and tools like Jira, Bitbucket, and Jenkins
• Knowledge of secure coding principles and architectural patterns

Nice to Have

• Experience in building microservices and containerised applications using Docker and Kubernetes
• Proficiency in DevOps practises, including CI/CD pipelines and automation tools

Key Responsibilities

• Design and develop scalable full-stack applications aligned with business needs
• Participate in requirement gathering, solution design, and system architecture discussions
• Build, maintain, and enhance front-end interfaces and back-end services
• Conduct integration testing and User Acceptance Testing (UAT)
• Collaborate with central teams and architecture groups to maintain secure coding practices
• Implement SDLC best practises, including CI/CD pipelines and automation

Requirements

• Right to work and reside in the UK
• Availability for immediate start
• Located in London
• Extensive experience in full-stack development with Java and JavaScript/TypeScript