• 14/07/26
• London, London
• £115k - 130k per year + plus 7% pension and 25 days holiday
• Permanent
• Software Engineering
• Full time

Principal Engineer - Client Implementations and Integrations

Lead the Team. Shape the Practice. Drive Client Success.

Salary: Up to £130,000 + 7% Pension + 25 Days Holiday

Location: Central London (Hybrid - 2-3 Days Per Week)

Are you an experienced technology leader who enjoys building high-performing teams, influencing strategy, and delivering exceptional outcomes for clients?

We're looking for a Principal Engineer - Client Implementations and Integrations to lead and grow a European technical consulting and implementation function supporting enterprise SaaS solutions within the financial services sector. 

This is an opportunity to step into a visible leadership position where you'll combine people leadership, technical oversight, client engagement and practice development while working with some of the most respected organisations in financial services. 

The Opportunity

As Principal Engineer - Client Implementations and Integrations you'll be responsible for leading a growing team of technical consultants, platform configurators and integration specialists across Europe. You'll own the quality and success of technical delivery, support strategic client engagements and work closely with Product, Engineering and Delivery leaders to continuously improve how services are delivered. 

This role is ideal for someone who enjoys:

• Building and developing high-performing teams.
• Leading enterprise SaaS implementations and integrations.
• Working directly with senior client stakeholders.
• Influencing delivery methodology and technical standards.
• Balancing strategic leadership with hands-on technical oversight. 

What You'll Be Doing

Lead the European Technical Practice

• Manage, mentor and grow a team of technical consultants and integration specialists.
• Drive capability development, recruitment, onboarding and career progression.
• Build a culture of technical excellence, collaboration and continuous improvement. 

Own Technical Delivery Excellence

• Oversee the technical delivery of enterprise SaaS implementations.
• Provide guidance on solution architecture, integrations and configuration approaches.
• Ensure quality, consistency and best practice across client programmes.
• Act as the escalation point for complex technical challenges and production issues. 

Partner with Clients and Leadership

• Engage with senior client stakeholders and governance forums.
• Support strategic client discussions and technical due diligence activities.
• Contribute to sales opportunities, RFP responses and solution presentations.
• Provide executive-level reporting on technical service delivery and client outcomes. 

Influence Product and Platform Strategy

• Collaborate closely with Product and Engineering teams.
• Shape implementation methodologies and integration best practices.
• Help define future technical capabilities and service offerings. 

You'll bring:

• 10+ years of experience in client-facing technical roles.
• Experience managing technical consulting, implementation or integration teams.
• A strong background in enterprise SaaS delivery.
• Deep understanding of APIs, integrations and enterprise architecture.
• Experience engaging with executive stakeholders and enterprise clients.
• Strong leadership, coaching and stakeholder management skills.
• A hands-on approach and willingness to support teams in solving complex challenges. 

Industry Experience

Experience within financial services would be highly advantageous, including:

• Wealth Management
• Asset Management
• Banking
• Insurance
• FinTech
• Financial Advice Platforms

Candidates from other highly regulated industries are also encouraged to apply, including:

• Telecommunications
• Utilities
• Legal Technology
• Government & Public Sector

If you've successfully delivered technology programmes in environments where security, compliance, governance and risk management are critical, we'd be keen to speak with you. 

What's In It For You?

Up to £130,000 base salary

7% employer pension contribution

25 days annual leave

 Hybrid working - 2-3 days per week in Central London

Leadership of a growing European technical function

High visibility with executive stakeholders and clients

Opportunity to influence strategy, delivery standards and team growth

A genuine opportunity to shape the future of a rapidly growing technology business supporting leading financial institutions