Finjobsly Logo
FJ
Finjobsly
HomeBrowse JobsBlogPost JobSalary Benchmark
IntelligenceAnalyze My CVAnalyze CV
Log InSign Up
  1. Home
  2. /
  3. Fintech Jobs
  4. /
  5. Software Engineering Jobs
  6. /
  7. Senior Full-Stack Software Engineer - Account Integrity - Java, React
Finjobsly Logo
FJ
Finjobsly

AI-powered fintech job platform connecting financial professionals with the right opportunities in the evolving financial technology landscape.

Product

  • Features
  • Browse Jobs
  • All Jobs

For Employers

  • Post a Job
  • Pricing for Employers

Company

  • About Us
  • Partners
  • Contact Us
  • Blog

Resources

  • Help Center
  • Privacy Policy
  • Terms of Service

© 2026 Finjobsly. All rights reserved.

Connecting finance professionals with fintech opportunities

Finjobsly on PeerPush
Wise logoW
WiseEngineering

Senior Full-Stack Software Engineer - Account Integrity - Java, React

London, , United KingdomFull-timeSeniorSalary: Not disclosed
Posted Oct 20, 2026Deadline: Nov 20, 2026
Job SnapshotActively hiring
LocationLondon, , United Kingdom
Job typeFull-time
SalaryNot disclosed
DeadlineNov 20, 2026

Finjobsly Role Intelligence

Experience level
Senior
Work style
Not specified
Visa sponsorship
Not specified
Salary
Not disclosed
Key skills
JavaScriptTypeScriptJavaCI/CDReactSpringPaymentsFraudMachine LearningData Science

Get AI match insights

See your fit score & personalized tips.

Sign In Now
Finjobsly Intelligence— Generated from the employer's job description

What you'll own

Own end‑to‑end delivery of full‑stack features that protect customer accounts, including designing customer‑facing controls, building backend fraud‑prevention services, and collaborating with product, design, data science and investigations teams.

What they're looking for

Senior engineers with strong Java/Spring and React/TypeScript experience, proven ability to design scalable systems, CI/CD pipelines, and work with relational/non‑relational databases, plus a product mindset, TDD discipline, and mentoring skills.

Why this role matters

The role directly safeguards Wise’s global customers from account takeovers and financial crime, enabling secure money transfers, boosting automation, and supporting the company’s mission to move money easily and safely worldwide.

About this role

Company Description

Wise is a global technology company, building the best way to move and manage the world’s money.

Min fees. Max ease. Full speed.

Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier and save them money.

As part of our team, you will be helping us create an entirely new network for the world's money.

For everyone, everywhere.

More about our mission and what we offer.

The opportunity

The opportunity

Join us as a Senior Full-Stack Engineer in our critical Account Integrity team. This is a high-impact engineering role with a strong product focus, dedicated to solving complex, real-world adversarial problems to directly protect our global customer base.

The Account Integrity Team

The Account Integrity team is on the front lines, dedicated to safeguarding our platform against sophisticated financial crime. We leverage cutting-edge machine learning, real-time transaction monitoring, and advanced data analysis to create robust controls and detection capabilities. Our vision is to build a globally scalable fraud prevention engine that protects customer accounts, prevents scams and prevents account takeovers by building industry-leading controls and detection.

What will you be working on?

This defining role involves continuously improving our financial crime prevention infrastructure systems and building customer-facing controls. You will deliver a direct, measurable impact on customer security by taking end-to-end ownership of projects focused on:

  • Building and refining critical controls to protect Wise customers accounts from account takeovers.
  • Working in a full-stack capacity - with Product & Design to design convenient, customer-facing controls & working with data scientists and data analysts to improve our detection capabilities
  • You will be delivering a tangible, real-world impact by securing customers' money, accelerating product growth by raising automation levels, and helping us engineer a world-class money transfer product.

What do you need?

  • Engineering Expertise: Professional experience with Java or other JVM-based languages, including the Spring framework. Experience building and designing scalable web applications that handle large amounts of traffic - ideally using React based frontend applications, Javascript / Typescript.
  • System Design & Operation: Proven experience designing and operating CI/CD pipelines, Distributed, and Concurrent Systems.
  • Product Ownership: A strong product mindset, accountability, and the ability to drive projects independently, making data-driven decisions with the customer in mind.
  • Data Proficiency: Experience with relational and non-relational databases, including query optimisation and designing resilient schemas.
  • Code Quality: Exceptional fundamentals, sharp problem-solving ability, and a commitment to Test Driven Development and best coding practices.
  • Collaboration: Excellent communication skills to articulate complex technical concepts across teams (Product, Data Science, Investigations).
  • Experience in mentoring and growing more junior Engineers.

Nice to have

  • Familiarity with the machine learning lifecycle (data pipelines, feature engineering, and deploying ML systems into production).

Additional Information

Additional information

Interested? Find out more

  • How we work – a practical guide
  • DEI @ Wise
  • Wise Tech Stack (2025 update)
  • See what it's like to work at Wise London!
  • Our Engineering career map
  • Wise Engineering – https://medium.com/wise-engineering

For everyone, everywhere. We're people building money without borders  — without judgement or prejudice, too. We believe teams are strongest when they are diverse, equitable and inclusive.

We're proud to have a truly international team, and we celebrate our differences.

Inclusive teams help us live our values and make sure every Wiser feels respected, empowered to contribute towards our mission and able to progress in their careers.

If you want to find out more about what it's like to work at Wise visit Wise.Jobs.

Keep up to date with life at Wise by following us on LinkedIn and Instagram.

For everyone, everywhere. We're people building money without borders  — without judgement or prejudice, too. We believe teams are strongest when they are diverse, equitable and inclusive.

We're proud to have a truly international team, and we celebrate our differences.

Inclusive teams help us live our values and make sure every Wiser feels respected, empowered to contribute towards our mission and able to progress in their careers.

If you want to find out more about what it's like to work at Wise visit Wise.Jobs.

Keep up to date with life at Wise by following us on LinkedIn and Instagram.

More about this role

About company

Wise logoW

Wise

Full employer profile →

Required skills

JavaScriptTypeScriptJavaCI/CDReactSpringPaymentsFraudMachine LearningData Science

Explore more

More Software Engineering Jobs→More jobs at Wise→JavaScript jobs →TypeScript jobs →Salary benchmarks for this role →Browse all fintech jobs →

Wise

Senior Full-Stack Software Engineer - Account Integrity - Java, React

London, , United KingdomSalary: Not disclosed

Company insights

64

Happiness score

64/100

Based on 48 verified employee signals

Wise posts 25% net revenue growth in Q1 FY27

For the quarter ended June 30, 2026, Wise reported $714 million in net revenue, up 25% year over year, as active customers rose 21% to 11.9 million and cross-border volume increased 26% to $69.3 billion.

mid-2026From the webWise Investor Relations→

Wise launches international money transfers from Chile

Wise launched its international money transfer service in Chile, giving residents a digital service for sending money abroad with upfront pricing. The company said 77% of its global transfers were completed in under 20 seconds.

mid-2026From the webWise Newsroom→

Wise FY26 net revenue reaches $2.5 billion

Wise reported FY26 net revenue of $2.50 billion, up 19% year over year, and income before tax of $660.4 million. It served 19 million people and businesses and processed $243.5 billion in cross-border volume.

mid-2026From the webWise Investor Relations→

Wise appoints former ICE CFO Scott Hill to its board

Wise appointed Scott Hill as an independent non-executive director. Hill spent 14 years as CFO of Intercontinental Exchange, the parent company of the New York Stock Exchange, and brings US markets and public-company experience.

early 2026From the webWise Investor Relations→

AI Generated Insights