Sanderson
Principal Engineer
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Principal Software Engineer
London (Hybrid 1-2 Days Per Week)
Up to £150,000 + 15-25% Bonus
We are seeking an experienced Principal Software Engineer to join a senior engineering leadership team responsible for shaping the future of customer-facing banking technology used by millions of customers across the UK.
This is a strategic engineering role focused on technology leadership, architecture, cloud transformation and engineering excellence. You'll work across multiple teams, driving technical direction, modernisation initiatives and best practices while influencing senior stakeholders across the organisation.
The Opportunity
You'll collaborate with Principal Engineers, Architects and Engineering Directors to define technology strategy, improve platform resilience and support the delivery of scalable, secure and customer-focused solutions.
This role is ideal for someone who enjoys solving complex engineering challenges, mentoring teams and influencing technology decisions at scale.
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Key Responsibilities
- Drive engineering strategy and technical direction across multiple teams.
- Support the design and delivery of modern cloud-native platforms.
- Champion engineering excellence, automation and software quality.
- Lead platform modernisation and transformation initiatives.
- Influence architecture decisions and technology roadmaps.
- Mentor senior engineers and develop engineering capability.
- Partner with business and technology stakeholders to deliver customer outcomes.
- Promote operational resilience, security and regulatory compliance.
Technology Environment
- Java / Spring Boot
- AWS / GCP
- Microservices
- Kafka
- PostgreSQL
- REST APIs
- Cloud & Distributed Systems
- CI/CD & DevOps
What We're Looking For
Essential
- Strong software engineering background in Java or.NET environments.
- Experience leading technical teams and influencing engineering strategy.
- Deep understanding of modern architecture, cloud platforms and distributed systems.
- Experience delivering high-availability, business-critical applications.
- Strong stakeholder management and communication skills.
- Passion for engineering excellence, automation and continuous improvement.
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Highly Desirable
- Retail Banking or Financial Services experience.
- Experience supporting large-scale customer platforms.
- Knowledge of operational resilience and regulatory environments.
- Exposure to payments, cards, lending or everyday banking services.
Why Apply?
This is a fantastic opportunity to join a major banking organisation at Principal Engineer level, helping shape technology strategy, modernise critical platforms and influence systems used by millions of customers every day.
If you're currently a Principal Engineer, Lead Engineer, Staff Engineer, Engineering Manager or Technical Architect looking to operate at enterprise scale, we'd love to hear from you.
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