Principal Implementation Engineer

What You'll Do

• Lead the technical delivery of enterprise platform implementations from design through to production
• Own technical conversations with client engineering teams, architects and senior stakeholders
• Design end-to-end integration solutions across complex enterprise environments
• Lead implementation workshops and technical discovery sessions
• Define integration patterns, APIs, authentication models and data flows
• Oversee configuration and integration work carried out by implementation engineers
• Act as the senior technical escalation point throughout delivery
• Balance technical delivery with commercial priorities, helping manage scope and technical risk
• Work closely with Product, Engineering and Delivery teams to continuously improve implementation standards
• Help shape best practice across a growing implementation engineering function

What You'll Bring

• Strong software engineering background with experience progressing into a Technical Lead, Principal Engineer or similar position
• Experience delivering enterprise SaaS implementations
• Strong understanding of API design and enterprise integration patterns
• Experience designing technical solutions across multiple integrated systems
• Knowledge of authentication technologies such as OAuth and OpenID Connect
• Experience with Python, JavaScript, React and JSON
• Understanding of cloud-based architectures, ideally AWS
• Excellent communication skills with the ability to lead technical discussions with enterprise clients
• Commercial awareness and the confidence to make technical decisions in client-facing environments

Nice to Have

• Experience working with banking, wealth management or financial services clients
• Professional Services or Consultancy experience
• Experience working with globally distributed engineering teams
• Experience supporting platform migrations or large-scale transformation programmes
• Solution design experience across enterprise software implementations

About the Company

Our client is a global fintech transforming how financial advice is delivered within some of the world's largest financial institutions. Their platform enables banks and wealth managers to deliver scalable, digital advice solutions and is already trusted by leading organisations across Europe and beyond.

Following continued growth, they're investing heavily in their European engineering function and are looking for a Principal Implementation Engineer to become the technical lead on complex enterprise client implementations.

Why This Role

This is a rare opportunity to join a business at an exciting stage of growth where you'll play a key role in building their European implementation capability. Rather than simply delivering software, you'll work at the intersection of engineering, architecture and client delivery, helping some of the world's largest financial institutions successfully implement a complex SaaS platform while influencing how the team scales for years to come.

If you think this sounds like a role you could thrive in, hit the apply button because I'd love to chat.