Senior Staff Software Engineer

Wise
London
Workplace: OnsiteFull timeGBP 145,000 - 182,000 annuallyFunction: Software EngineeringSkills: ["Technical leadership","Communication","Mentoring","Stakeholder alignment","Customer focus"]

Own the technical direction for Wise’s Consumer Onboarding team, guiding customers through account setup and first international transfers. Design scalable onboarding architecture and end-to-end onboarding flows that balance speed, reliability, latency, and cost. Collaborate across teams to define technical contracts (e.g., Marketing, FinCrime, KYC), lead system health and performance initiatives, and mentor engineers while shaping long-term strategy.

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Wise
Wise
1 day ago

Senior Staff Software Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 18 hours agoStatus: Live

Job Summary

Own the technical direction for Wise’s Consumer Onboarding team, guiding customers through account setup and first international transfers. Design scalable onboarding architecture and end-to-end onboarding flows that balance speed, reliability, latency, and cost. Collaborate across teams to define technical contracts (e.g., Marketing, FinCrime, KYC), lead system health and performance initiatives, and mentor engineers while shaping long-term strategy.
Location: London
Workplace: Onsite
Employment Type: Full time · Permanent
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Drive technical solutions for scalable onboarding architecture that supports growth in new markets and customer segments.
  • •Define technical contracts and integration points between Onboarding and other teams such as Marketing, FinCrime, and KYC.
  • •Build and evolve robust, scalable onboarding flows from account creation through the first successful transfer.
  • •Lead initiatives to improve maintainability, latency, and cost efficiency of core onboarding systems.
  • •Own fundamental components and shared systems, collaborate across teams, and define long-term technical strategy for onboarding.

Pay and Benefits

Salary: GBP 145,000 - 182,000 annually

Key Requirements

  • •Production-proven backend experience with Java (or similar OOP languages) and modern microservice architectures.
  • •Experience building and scaling high-throughput distributed systems.
  • •Ability to own and design fundamental components, shared libraries, or core infrastructure used across multiple teams.
  • •Technical leadership skills to set a clear technical vision and mentor/grow engineers.
  • •Strong customer/product mindset and communication skills for both technical and non-technical stakeholders.
Experience:FintechConsumer productsSaaS
Skills:Technical leadershipCommunicationMentoringStakeholder alignmentCustomer focus
Languages:English
Tech Stack:JavaMicroservicesDistributed systemsKYC

Company Brief

Wise
Wise (formerly TransferWise) is a London-based fintech that provides low-cost international money transfers, multi-currency accounts and payment infrastructure for individuals and businesses worldwide.
Industry: Payments
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: London, United Kingdom
Founded: 2011
Glassdoor
Glassdoor: 3.8
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