Principal Software Engineer, C#

Responsibilities

• Provide technical leadership across our technology function, driving the design, delivery, and continuous improvement of enterprise applications and digital services.
• Define architecture, establish engineering standards, oversee delivery, and ensure solutions are scalable, secure, maintainable, and aligned to business objectives.
• Work closely with architects, engineering teams, business stakeholders, and senior leadership to help shape technology strategy.
• Mentor engineers and promote a culture of quality, accountability, and continuous improvement.
• Own the design and architecture of scalable, secure, and resilient enterprise applications, ensuring alignment with business and technology strategies.
• Define and champion software engineering standards, architectural patterns, best practices, and reusable frameworks across the engineering community.
• Lead complex technology initiatives from concept through to deployment and support, taking accountability for successful delivery and resolving challenges proactively.
• Drive improvements in code quality, security, testing, performance, automation, and Dev Ops practices while managing technical debt and continuous improvement initiatives.
• Build strong relationships with business and technical stakeholders, translating complex technical concepts into clear business outcomes.
• Oversee the support and maintenance of critical applications, ensuring reliability, effective incident management, and ongoing service resilience.

• Experience with in financial services, insurance, pensions, or investment management environments or through a consultancy who has provided services in such an environment is preferred.
• Deep expertise in Microsoft .NET technologies and C#.
• Strong proficiency in one or more additional languages such as Java, Python, Rust, or JavaScript.
• Experience developing back-end applications.
• Experience with Microsoft Azure services and cloud-based application development.
• Strong experience with relational databases and data management technologies, particularly SQL.
• Deep understanding of software architecture, system design, data structures, and algorithms.
• Experience of developing front-end applications
• Experience working with data warehouse and analytical platforms
• Proven technical experience within a complex technology environment.
• Demonstrates strong ownership and accountability for outcomes.
• Comfortable operating under pressure and managing competing priorities.
• Strong commercial awareness and decision-making capability.
• Excellent communication, stakeholder management, and influencing skills.
• Growth mindset with a passion for learning, coaching, and mentoring others.
• Ability to challenge constructively, embrace feedback, and continuously improve ways of working.
• Strong organisational and project management skills.
• Exceptional problem-solving and analytical thinking abilities.
• High attention to detail and commitment to quality.