Senior Software Engineer- Regional Payments Platform

Posted 2 Hours Ago
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London, Greater London, England, GBR
Hybrid
Senior level
Fintech • Mobile • Payments • Software • Financial Services
Wise is one of the fastest growing fintechs in the world and we’re on a mission to make money without borders a new norm
The Role
Design and lead core services for international payments, decoupling partner-facing APIs from internal systems. Define platform contracts and standards, reduce integration complexity, drive cross-team architecture, write ADRs, mentor engineers, and deliver incremental distributed-systems improvements.
Summary Generated by Built In
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.

Job Description

You will be operating at the very core of Wise. Working on services that handle every single international payment, meaning your work will directly power our global infrastructure and have a massive impact on the Wise Platform.

Our mission is to make payment integration effortless for partners by absorbing complexity so they don't have to. We achieve this through clear, consistent, and self-explanatory APIs , ensuring partners can go from zero to a live integration with minimal friction.

As a Staff Software Engineer, you will drive high-impact architecture and lead massive cross-team collaboration efforts. Your core focus will include:

  • Platform Architecture: Driving the technical vision to decouple our core payment processing platform from external-facing partner APIs. By breaking the dependency between external interfaces and internal systems, you will empower teams to evolve and innovate without constraints.

  • Reducing Complexity: Ensuring our integration interfaces expose only required and actionable information to effectively reduce complexity for our users.

  • Defining Standards: Establishing clear contracts for internal platform integration and building out standardized, scalable solutions for platform partners to receive transfers seamlessly.

  • Technical Leadership: Leading complex, cross-team projects and contributing to architecture decisions by defining key technical opinions and writing Architecture Decision Records (ADRs).

This role requires a deep understanding of distributed systems and a collaborative mindset to redefine our internal and external data boundaries.

Qualifications

What do you need?

  • Knowledge of Java and Spring Boot.

  • A strong sense of ownership and excellent communication skills to drive cross-team projects.

  • Ability to work independently while also being a collaborative team player, frequently engaging in cross-team efforts.

  • The ability to break down complex projects into incremental milestones that deliver customer value.

  • Curiosity and a drive for continuous learning and improvement.

  • Adherence to and advocacy for best coding practices, continuous delivery, and code reviews.

  • A proven track record of leading technical initiatives and mentoring other engineers.

  • Good discipline and skill in producing written documentation and diagrams.

 

Additional Information

What you get back:

  • 🚀 RSU's in a growing company 

  • 💪 An annual self-development budget

  • ❤️ Statutory maternity leave, with a perk of 18 fully paid weeks of parental leave for birth or adoption

  • ❤️ Paternity leave for 18 weeks at full pay

  • 🌿 3 fully paid ‘me days’ per year to help you manage life

  • 🌍 Relocation and visa expenses covered 

  • 🏝️ A paid 6-week sabbatical leave after four years 

Find out more about our benefits in our London office.

Interested? Find out more:

  • 👀 How we work – a practical guide

  • 📹 Wise Vlogs: Omar, Engineering Lead 

  • 💻 Wise Tech Stack (2025 update)

  • 📈 Our Engineering career map

  • …or check out our Engineering blog.

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.

Skills Required

  • Deep understanding of distributed systems
  • Knowledge of Java
  • Knowledge of Spring Boot
  • Strong sense of ownership and excellent communication skills for cross-team projects
  • Ability to work independently and collaboratively across teams
  • Ability to break down complex projects into incremental milestones delivering customer value
  • Adherence to and advocacy for best coding practices, continuous delivery, and code reviews
  • Proven track record of leading technical initiatives and mentoring other engineers
  • Skill in producing written documentation and diagrams
  • Curiosity and drive for continuous learning and improvement

What the Team is Saying

Surendra
Smrithi
Pavan
Jennifer
Lindsay
Lauren

Wise Compensation & Benefits Highlights

  • Leave & Time Off Breadth Global minimum of 33 paid days off (36 in U.S. hubs) plus a 6‑week paid sabbatical every four years and extras like volunteer or “Me” days indicate substantial time‑off depth.
  • Parental & Family Support A global minimum of 18 weeks fully paid parental leave for birth or adoption after one year, along with adoption and fertility support, underscores robust family support.
  • Flexible Benefits Work‑from‑anywhere up to 90 days per year after six months and flexible working principles provide notable geographic mobility and scheduling latitude.

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The Company
9,000 Employees
Year Founded: 2011

What We Do

Wise is a global technology company, building the best way to move and manage the world's money. With Wise Account and Wise Business, people and businesses can hold 40 currencies, move money between countries and spend money abroad. Large companies and banks use Wise technology too; an entirely new network for the world's money. Launched in 2011, Wise is one of the world’s fastest growing, profitable tech companies. In fiscal year 2025, Wise supported around 15.6 million people and businesses, processing over $185 billion in cross-border transactions and saving customers around $2.6 billion.

Why Work With Us

We’re truly global in who we are, how we work, and how we build. Everything we do is centred around creating a world of money that’s fast, easy, fair. And open to all. Everyone who works here owns a piece of Wise, from the work they do, to the stock they hold.

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Wise Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We expect new joiners in the office most days to build connections and learn from colleagues for their first six months. After that, most Wisers split their working week between the office and home, typically coming in at least 12 times a month.

Typical time on-site: Flexible
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