Principal Software Engineer

Principal Software Engineer Node TypeScript APIs AI Greenfield AWS Microservices £110,000-£115,000 + 15% Discretionary Bonus + Benefits

Method Resourcing is thrilled to be partnering with a global leader in the travel services and benefits sector. They're looking for a Principal Software Engineer to drive innovation and drive forward greenfield functionality as the company dives into AI.

The role: As a Principal Engineer, you will take charge of a newly launched greenfield project, leading its technical development from the ground up. This is a rare opportunity to create a modern, scalable system using the latest technology. Your role will involve defining the architecture, making crucial technical decisions, and supporting multiple teams in delivering high-performance software. This position remains slighlty hands-on but mainly planning and executing architectural plans. With a strong focus on cloud-native technologies, you will introduce AI, automation, and best engineering practices to ensure efficiency and scalability.

Skills & experience we are looking for:

• Tech Stack Expertise - Skilled in TypeScript (Node.js mainly but also React) & Cloud technologies such as AWS. Familiarity of Kubernetes, GraphQL, Kafka, and Mongo would be desirable.
• Leadership Experience - You have a strong track record in designing large-scale, cloud-based distributed systems and have previous experience leading an engineering team or squad.
• Architecture & Problem-Solving - You have the ability to design systems that manage high traffic efficiently while integrating smoothly into complex environments.
• Tooling & Collaboration - Comfortable using Git, Confluence, Jira, and modern engineering workflows to streamline development.
• Mentorship & Leadership - Actively mentors engineers at all levels, providing guidance, reviewing designs, and maintaining best practices.

Benefits:

• Work abroad for up to 8 weeks per year
• 15% discretionary bonus
• 25 days holiday + increases with tenure
• 6% employer pension contribution
• Private medical insurance & dental insurance
• Life assurance (4x salary)
• Income protection plan (75% of base salary)

Working pattern: This role requires 2 days per week onsite in Central London, the other 3 days are WFH.

If you're an experienced developer looking to drive innovation and mentor a high-performing team, apply today or send your CV to .

Please note: My client cannot offer sponsorship and can only accept candidates with the right to work in the UK.

Principal Software Engineer Node TypeScript APIs AI Greenfield AWS Microservices £110,000-£115,000 + 15% Discretionary Bonus + Benefits

RSG Plc is acting as an Employment Agency in relation to this vacancy.