Senior Staff Software Engineer in London

Senior Staff Software Engineer in London

London Full-Time 145000 - 182000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Design scalable onboarding systems and lead impactful tech initiatives.
  • Company: Join a forward-thinking company simplifying money movement for millions.
  • Benefits: Competitive salary, RSUs, and comprehensive benefits package.
  • Other info: Opportunity for mentorship and leadership in a dynamic environment.
  • Why this job: Make a real difference in user experience while shaping tech strategy.
  • Qualifications: Proven backend expertise in Java and experience with distributed systems.

The predicted salary is between 145000 - 182000 £ per year.

As a Senior Staff Engineer, you own core onboarding components and shape long-term technical strategy to guide personal customers from account creation to first successful transfer. You operate at scale, balancing speed, reliability, and user delight in a high-traffic onboarding flow. You work across teams to align architecture and drive impactful, customer-facing solutions. This role offers hands-on influence on a mission to simplify money movement for millions of users.

Responsibilities

  • Design scalable onboarding architecture to support rapid growth while preserving performance
  • Define cross-team technical contracts and integration points with Marketing, FinCrime, and KYC
  • Own end-to-end onboarding journeys from account creation to first successful transfer
  • Lead initiatives for system health, latency reduction, and cost efficiency
  • Set technical vision, mentor engineers, and drive alignment across multiple teams

Key requirements

  • Production-proven backend expertise with Java (or similar OOP language) and microservices
  • Experience building and scaling distributed, high-throughput systems
  • Ability to own and design fundamental components or core infrastructure
  • Technical leadership with vision and mentoring capability
  • Product and customer mindset with awareness of impact on user experience
  • Strong communication to explain technical concepts to diverse audiences

Senior Staff Software Engineer in London employer: Wise

Wise is an exceptional employer that fosters a culture of inclusivity and innovation, making it an ideal place for a Lead ML / Data Scientist to thrive. With a hybrid working model, generous personal development budgets, and a commitment to employee growth, you will have the flexibility and resources to excel in your role while contributing to meaningful projects that redefine how money moves globally.

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Contact Details:

Wise Recruitment Team

We think you need these skills to ace Senior Staff Software Engineer in London

Java
Microservices
Distributed Systems
Scalability Design
Technical Leadership
Mentoring
Cross-Team Collaboration