Principal Software Engineer: AI-Driven Cloud Platform

MHR International UK Limited; Newcastle upon Tyne; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Training courses

Mental health support

Extra holiday days

Family leave

MHRewards discounts

Recognition program

Referral bonus (£2,000)

Job summary

MHR International UK Limited is seeking a Principal Software Engineer to lead complex engineering challenges that shape our products and technical direction. You will operate across the organisation—defining strategy, influencing architecture, and guiding delivery inside a modern SaaS environment, using .NET and Azure, with cloud-native design, distributed systems, and test-driven development.

This role combines hands-on engineering with technical leadership and mentoring to raise standards and

Qualifications

• Strong experience with Microsoft technologies (.NET, Azure) and modern engineering practices.
• Proven ability to design scalable architectures for SaaS platforms.
• Experience leading technical initiatives and mentoring engineers.
• Effective collaboration with cross-functional teams and stakeholders.
• Knowledge of Agile methodologies and CI/CD automation.

Responsibilities

• Define strategy and influence architecture across the SaaS platform.
• Lead delivery and technical direction across teams and domains.
• Champion AI-assisted development to improve engineering efficiency and quality.
• Mentor engineers and raise technical standards across the organisation.
• Collaborate with stakeholders to align priorities, mitigate risks, and ensure delivery.

Skills

.NET & Azure

Scalable architecture

Technical leadership

Mentoring engineers

Cross-functional collaboration

Agile practices

Job description

MHR International UK Limited is seeking a Principal Software Engineer to lead complex engineering challenges that shape our products and technical direction. You will operate across the organisation—defining strategy, influencing architecture, and guiding delivery inside a modern SaaS environment, using .NET and Azure, with cloud-native design, distributed systems, and test-driven development.

This role combines hands-on engineering with technical leadership and mentoring to raise standards and