Principal Software Engineer 2 days/week in Winchester or London office) £83,000 base salary 10% annual bonus 6% pension contribution Private medical insurance We're looking for a Senior Principal Software Engineer to play a strategic role in guiding our engineering standards, architecture, and technical leadership. This is a high-impact opportunity within a nationally recognised technology organisation that powers essential infrastructure across media and utilities in the UK. What You’ll Do Lead development across complex systems and cross-functional teams Act as a key decision-maker and deputy to the Head of Software Engineering Define and promote best practices across the software development lifecycle Guide architectural choices to ensure scalable, sustainable solutions Champion modern tools, frameworks, and engineering practices Mentor and coach a cohort of ~10 engineers Contribute directly to hands-on coding when needed Review code and ensure high-quality standards across projects Stay current with industry trends and bring fresh insights into our platform About You Extensive experience in senior software roles with influence over architecture and technical direction Strong grasp of modern programming languages and frameworks Proven leadership in engineering teams and mentoring individuals Excellent communication skills to engage technical and non-technical stakeholders Degree in Computer Science, Engineering, or equivalent practical experience A passion for quality, performance, and continuous improvement Who we’re looking for Proficiency in Python Familiarity with cloud-native development (preferably AWS) Experience with CI/CD pipelines and automated testing Strong knowledge of JavaScript/TypeScript Experience with frameworks like React, Next.js, or similar Understanding of accessibility and testing best practices Strong hands-on experience with AWS (certification a plus) Skilled in Infrastructure as Code (preferably Terraform) Solid grasp of CI/CD, observability, and modern cloud architectures What’s on Offer Up to £83,000 base salary 10% annual bonus 6% pension contribution Private medical insurance 25 days annual leave Flexible benefits: wellness programs, dental/travel insurance, Gymflex, and more Hybrid working culture that supports work-life balance Sound good? APPLY NOW!