Principal Software Engineer

Iris Software Group — United Kingdom · Posted ~12 hours ago

Lead

Skills

Software architecture Software engineering Technical leadership Engineering standards Hands-on development Scalable systems Secure software development Technical mentoring DevOps collaboration Software development best practices DevOps AI

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Summary ✨ AI‑Generated

Take on a principal-level engineering role shaping architecture, engineering standards, and technical direction across multiple software domains. You will remain hands-on while leading feature development, integrations, platform improvements, technical debt reduction, and engineering quality initiatives, as well as mentoring engineers and promoting modern development practices.

Highlights

Senior technical leadership opportunity combining hands-on engineering with architecture and technical direction. The role offers broad influence across products and engineering teams, opportunities to mentor engineers, modernize platforms, and drive scalable, secure, maintainable solutions.

Description

About the Opportunity Join us at a pivotal moment as we modernise our platforms, embrace AI-driven engineering, and redefine how great software is built. As a Principal Engineer, you will be a senior technical leader responsible for shaping the architecture, engineering standards, and technical direction of our products. This is a highly hands-on role where you will lead from the front, working closely with engineering teams to deliver new features, integrations, platform enhancements, technical debt reduction initiatives, and high-quality customer outcomes. You will collaborate with Product, Architecture, DevOps, Support, and other stakeholders across the business to ensure solutions are scalable, secure, and maintainable. Alongside driving technical excellence, you will mentor engineers, champion modern software development practices, and help teams continuously improve how they build and deliver software. Working across a range of technologies and product domains, you will play a key role in modernising legacy platforms, solving complex technical challenges, and building cloud-native solutions that support our growing customer base. Key Responsibilities Technical Leadership & Delivery Provide hands-on technical leadership across software development teams.Lead the design, development, and delivery of scalable, secure, and high-performing software solutions.Drive architectural decisions and ensure alignment with engineering best practices and business objectives.Contribute to estimation, planning, and technical decision-making for new initiatives and product enhancements.Work closely with cross-functional teams to support successful product releases and operational excellence.Ensure teams understand priorities, milestones, and delivery commitments. Engineering Excellence Remain actively involved in software development, code reviews, troubleshooting, and resolving complex technical issues.Champion modern engineering practices, including CI/CD, DevOps, automation, testing, and observability.Promote high standards of code quality, maintainability, security, and performance.Drive continuous improvement initiatives across development processes, tooling, and ways of working.Support the evolution and modernisation of existing platforms and systems. People Leadership & Mentoring Coach, mentor, and develop engineers at all levels, creating a culture of learning and technical excellence.Provide line management support where applicable, including performance management, career development, and objective setting.Foster collaboration, knowledge sharing, and effective communication across teams.Help build high-performing engineering teams by promoting engagement, accountability, and continuous growth. What You'll Bring Essential Skills & Experience Significant experience in software engineering, including leadership of complex technical initiatives and distributed teams.Strong expertise within the Microsoft technology ecosystem, including C#, .NET, SQL Server, Azure, and related technologies.Experience designing and delivering scalable, cloud-native applications and services.Strong understanding of microservices, distributed systems, and modern software architecture principles.Ability to write, review, and guide the development of high-quality, well-tested, production-grade code.Experience working across multiple programming languages and technology stacks, demonstrating adaptability and a broad technical perspective.Deep understanding of software engineering best practices, development lifecycles, and agile delivery methodologies.Excellent problem-solving, communication, and stakeholder management skills. Desirable Cloud platform certifications (Azure, AWS, or GCP).Experience with observability, monitoring, and performance optimisation practices.Experience modernising legacy applications and driving large-scale technical transformations. Key Competencies Technical Leadership & ArchitectureSoftware Engineering ExcellenceCoaching & MentorshipCollaboration & Stakeholder ManagementOwnership & AccountabilityStrategic Decision MakingProblem Solving & InnovationContinuous Improvement Mindset