Senior Full Stack Developer

Airswift; Greater London; Hybrid; GBP 75,000 - 110,000; Full time

Job summary

Airswift in London is seeking a Senior Full Stack Developer for a 3-month contract. The role covers design, development and delivery of scalable, high-performance applications across front-end and back-end stacks, APIs, microservices and cloud deployments.

You will work within an Agile/Scrum team, mentor junior developers and help shape technical direction while contributing to architecture, performance, and best practices across the stack.

Qualifications

• 6-10+ years of professional full-stack development experience.
• Strong experience designing, developing and maintaining scalable, high-performance applications.
• Experience building APIs, microservices and system integrations.
• Experience working with cloud platforms for application hosting and deployments.
• Experience participating in sprint planning, estimation, grooming and Agile ceremonies.
• Experience mentoring junior and mid-level developers and contributing to technical direction.

Responsibilities

• Design, develop and deliver scalable, high-performance applications across the full stack.
• Contribute to architecture, performance and technical best practices.

Skills

React

Angular

Vue

Node.js

.NET

Java

Python

REST API

GraphQL

SQL

NoSQL

Azure

AWS

GitHub Actions

Azure DevOps

Jenkins

Tools

GitHub Actions

Azure DevOps

Jenkins

Job description

Job Title: Senior Full Stack Developer

Duration: 3 months

Schedule: Monday to Friday (Hybrid schedule)

Location: London

This opportunity sits within a Trading & Supply environment and offers the chance to contribute to the design, development and delivery of scalable, high-performance applications. The role will support full-stack development across responsive UI, APIs, microservices and cloud-based deployments, while also influencing architecture, performance and technical best practice. This position is well suited to candidates with strong experience across modern front-end frameworks, back-end technologies, cloud platforms and Agile delivery.

Required Experience

• 6-10+ years of professional full-stack development experience.
• Strong experience designing, developing and maintaining scalable, high-performance applications.
• Experience building APIs, microservices and system integrations.
• Experience working with cloud platforms for application hosting and deployments.
• Experience participating in sprint planning, estimation, grooming and Agile ceremonies.
• Experience mentoring junior and mid-level developers and contributing to technical direction.

Required Skills

• Strong proficiency in front-end technologies including React, Angular or Vue, alongside HTML5, CSS3 and JavaScript/TypeScript.
• Solid back-end development experience with Node.js, .NET, Java or Python.
• Strong understanding of REST APIs and GraphQL.
• Strong database knowledge across SQL platforms such as PostgreSQL, MySQL and SQL Server, as well as NoSQL technologies including MongoDB, Cosmos DB and DynamoDB.
• Hands-on experience with cloud services, ideally Azure or AWS.
• Experience with CI/CD pipelines using tools such as GitHub Actions, Azure DevOps or Jenkins.
• Ability to contribute to application architecture, technical designs, sequence diagrams and solution documentation.
• Strong problem-solving ability, analytical thinking, communication and stakeholder engagement skills.
• Ability to work independently and lead technical initiatives within Agile/Scrum teams.

Preferred Qualifications

• Experience with containerisation and orchestration tools such as Docker and Kubernetes.
• Experience with microservices, event-driven architectures or serverless technologies.
• Exposure to security practices, OAuth2, SSO and secure coding principles.
• Prior experience leading development streams.
• Exposure to DataBricks, PowerBI and Python.

About Airswift

Airswift is an international workforce solutions provider within the energy, process and infrastructure industries. Airswift serves as a strategic partner to clients, offering a turnkey workforce solution to capture and deliver the top talent needed to complete successful projects by aligning with unique project needs. With over 1000 employees and 9,000 contractors operating in over 60 countries, Airswift's geographical reach and pool of talent available is unmatched in the industry.