Senior Software Engineer II - Fraud Squad - Account Integrity (Java)

Wise
London
Workplace: OnsiteFull timeGBP 87,500 - 145,000 annuallyFunction: Software EngineeringSkills: ["Product mindset","Communication","Problem-solving","Collaboration","Accountability"]

Join the Account Integrity team to protect Wise’s global customer base from account takeovers and financial crime. You’ll improve fraud prevention infrastructure end-to-end, building and refining detection controls and owning projects with measurable impact. Split time between backend and frontend work, while designing distributed, concurrent systems, CI/CD pipelines, and resilient schemas. Collaborate closely with Product, Data Science, and Investigations to drive data-driven decisions.

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Wise
Wise
2 days ago

Senior Software Engineer II - Fraud Squad - Account Integrity (Java)

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 19 minutes agoStatus: Live
Reposted: similar role first listed 3 days ago

Job Summary

Join the Account Integrity team to protect Wise’s global customer base from account takeovers and financial crime. You’ll improve fraud prevention infrastructure end-to-end, building and refining detection controls and owning projects with measurable impact. Split time between backend and frontend work, while designing distributed, concurrent systems, CI/CD pipelines, and resilient schemas. Collaborate closely with Product, Data Science, and Investigations to drive data-driven decisions.
Location: London
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Continuously improve the financial crime prevention infrastructure and systems.
  • •Build and refine controls to protect Wise customers’ accounts from account takeovers.
  • •Drive end-to-end delivery across backend and frontend for crime prevention and detection systems (80% backend, 20% frontend).
  • •Own projects that secure customers’ money and raise automation levels to accelerate product growth.
  • •Design and operate resilient, scalable components that support globally protective fraud detection.

Pay and Benefits

Salary: GBP 87,500 - 145,000 annually

Key Requirements

  • •Professional experience with Java or other JVM-based languages, including the Spring framework.
  • •Proven experience designing and operating CI/CD pipelines, distributed and concurrent systems.
  • •Strong product mindset with accountability to drive projects independently and make data-driven decisions.
  • •Experience with relational and non-relational databases, including query optimisation and designing resilient schemas.
  • •Commitment to Test Driven Development and best coding practices, with strong problem-solving fundamentals.
Skills:Product mindsetCommunicationProblem-solvingCollaborationAccountability
Languages:English
Tech Stack:JavaJVMSpringCI/CDDistributed systemsConcurrent systemsRelational databasesNon-relational databasesTest Driven DevelopmentMachine learningFeature engineering

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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