Principal Software Engineer

Reference: 4840249Job ID: 5421799Posted: 2026-10-23Closing date: 2027-01-21Location: LeedsSalary: Per AnnumJob type: PermanentWorking pattern: Full timeIndustry: Technology & Internet Services / Software DevelopmentCompany: HaysConsultant: Ian SimmonsHays office: Leeds — Part 6th Floor, Broad Gate, The HeadrowPhone: Email: SOFTWARE ENGINEERFULLY REMOTEPERMANENT ROLE SALARY – CIRCA 100K + BENEFITSYour new roleWe’re looking for a Principal Software Engineer to join a high-growth technology business building an AI-powered digital platform operating at significant scale.This is a senior hands-on role combining software engineering, architecture and DevOps.

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You’ll own complex product engineering initiatives while also influencing the wider cloud platform, infrastructure and engineering standards.What you'll need to succeedWhat you'll be doing• Designing and delivering scalable product features end-to-end.• Remaining hands-on across TypeScript/Node.js and Python services.• Influencing architecture and engineering standards across multiple teams.• Working extensively with AWS, Kubernetes and Terraform.• Improving CI/CD, progressive delivery and automated rollback.• Driving observability, reliability, security and performance.• Modernising legacy services and infrastructure.• Mentoring engineers and supporting technical decision-making.What you'll get in returnThe role will be Fully Remote (UK Based Candidates Only) and will pay a salary around the 100k level + Benefits. xwzovoh

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- Ian Simmons