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

Wise
London
Workplace: OnsiteFull timeGBP 111,000 - 145,000 annuallyFunction: Software EngineeringSkills: ["Product mindset","End-to-end ownership","Data-driven decision-making","Problem-solving","Communication"]

Join the Scam Prevention team to help build and continuously improve fraud prevention infrastructure that safeguards Wise customers. You’ll take end-to-end ownership of projects, strengthening controls to prevent scams and delivering backend-heavy work (80%) with some frontend development (20%) across detection systems. Collaborate with Product, Data Science, and Investigations to design scalable, resilient services using JVM and modern web technologies.

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FursaFursa
Wise
Wise
6 hours ago

Senior Software Engineer - 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: 5 hours agoStatus: Live

Job Summary

Join the Scam Prevention team to help build and continuously improve fraud prevention infrastructure that safeguards Wise customers. You’ll take end-to-end ownership of projects, strengthening controls to prevent scams and delivering backend-heavy work (80%) with some frontend development (20%) across detection systems. Collaborate with Product, Data Science, and Investigations to design scalable, resilient services using JVM and modern web technologies.
Location: London
Workplace: Onsite
Employment Type: Full time · Permanent
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Improve scam-prevention infrastructure and systems to reduce financial crime risk.
  • •Take end-to-end ownership of projects focused on building and refining scam-prevention controls.
  • •Develop backend and frontend for scam prevention and detection systems (80% backend, 20% frontend).
  • •Design and operate resilient, scalable services and CI/CD pipelines.
  • •Drive measurable impact by protecting customer security and supporting increased automation for product growth.

Pay and Benefits

Salary: GBP 111,000 - 145,000 annually

Key Requirements

  • •Professional experience with Java or other JVM-based languages, including the Spring framework.
  • •Experience building and designing scalable web applications handling large traffic volumes, ideally with React-based frontends.
  • •Proven experience designing and operating CI/CD pipelines and distributed, concurrent systems.
  • •Experience with relational and non-relational databases, including query optimisation and designing resilient schemas.
  • •Strong code quality with Test Driven Development and best coding practices, plus product-minded ownership and data-driven decision-making.
Experience:Financial servicesFraud preventionMachine learning
Skills:Product mindsetEnd-to-end ownershipData-driven decision-makingProblem-solvingCommunication
Languages:English
Tech Stack:JavaJVMSpringReactJavaScriptTypeScriptCI/CDDistributed systemsConcurrent systemsRelational databasesNon-relational databasesTest Driven Development (TDD)

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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