Principal C# Engineer: Azure & Event-Driven Hybrid

Method Resourcing Solutions Ltd; Watford; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading technology company in Watford is seeking a Principal Software Engineer to lead the architectural transformation of their platforms. This role includes designing and building scalable systems while guiding a team through best practices and technical challenges. The ideal candidate has proven experience with distributed systems, a strong grasp of modern programming languages, and a passion for mentoring. The role offers a competitive salary of £90,000 plus bonus and shares in a hybrid work environment.

Benefits

Bonus

Shares

Qualifications

• Proven experience building and running distributed systems at scale.
• Deep fluency in modern programming languages and frameworks.
• Experience delivering secure, high-availability software into production.
• Strong understanding of architecture, design patterns, and microservice principles.
• Ability to balance hands-on coding with architectural oversight and mentorship.
• Curiosity to explore new tools, paradigms, and emerging technologies.

Responsibilities

• Design and build scalable, distributed systems that support critical environments.
• Lead technical decision-making and resolve engineering challenges across domains.
• Own the delivery of complex features, ensuring performance, resilience, and maintainability.
• Collaborate with Engineering Leads, Architects, and Product to translate roadmap goals into reality.
• Contribute to a 5-year architectural refresh, evolving systems to event-driven microservices.
• Mentor engineers through design reviews, pairing, and best-practice development.
• Maintain and improve CI/CD pipelines, test automation, and production reliability.

Skills

Building and running distributed systems at scale

Deep fluency in modern programming languages and frameworks

Delivering secure, high-availability software

Understanding of architecture and design patterns

Balancing coding with architectural oversight

Curiosity for exploring new technologies

Job description

A leading technology company in Watford is seeking a Principal Software Engineer to lead the architectural transformation of their platforms. This role includes designing and building scalable systems while guiding a team through best practices and technical challenges. The ideal candidate has proven experience with distributed systems, a strong grasp of modern programming languages, and a passion for mentoring. The role offers a competitive salary of £90,000 plus bonus and shares in a hybrid work environment.