Backend Engineer - Account Insights

Posted 4 Hours Ago
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London, England, GBR
Hybrid
68K-88K Annually
Mid 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
Build backend systems powering customer-facing insights (spending summaries, travel insights, budgets). Work on a high-throughput streaming and storage stack to aggregate activity data and serve low-latency APIs. Improve categorisation accuracy, own components end-to-end (development, deployment, production, on-call), write tests and documentation, and collaborate with product and design.
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

London-based role (UK). Please note: we’re unable to offer visa sponsorship or relocation support for this position.

About the role:
We're building a new Account Insights team on a simple belief: when customers can see their money clearly, they manage it smarter - and move more of their financial life to Wise. You'll help turn millions of transactions into fast, trustworthy, genuinely useful insights that customers act on.

About the team:
Account Insights is an early-stage, growing team spanning backend, mobile, and web, with product and design partners. You'll join with senior engineers alongside you and real ownership over what we build — a great fit if you want influence and room to grow.

How we work:

We believe that an engineer is more than just a coder. Our engineers are focused on improving our customers’ experience - and they see the impact of their work on millions of people every day.

Wise is all about collaboration. You will be surrounded by passionate people and work together with them to progress our mission.

What will you be working on?

  • Building the backend behind customer-facing insights features — spending summaries, travel insights, and spend controls like budgets and recurring-payment tracking.
  • Working across a high-throughput streaming and storage stack (Java/Spring Boot, Kafka, stream processing) to aggregate activity data accurately and serve it through low-latency, well-documented APIs.
  • Improving categorisation accuracy so the numbers customers see are ones they trust.
  • Owning components and flows end-to-end — through development, deployment, and running them in production, including the on-call rotation.
  • Writing high-quality tests, clear documentation, and reviewing code to raise the bar across the team.

A bit about you

  • You deliver medium-sized backend projects independently and see them through the full lifecycle, drawing on the team for the toughest problems.
  • Solid backend fundamentals and proficiency in your primary language (we work mainly in Java/Spring Boot), plus a good grasp of distributed-systems concepts like asynchronous communication and event streaming.
  • You write well-tested, high-quality code and actively improve what's around you.
  • You give and receive feedback openly and help build a collaborative, inclusive team.
  • Nice to have (not essential): experience with Kafka, stream processing, or high-throughput low-latency services.

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


What do we offer: 

Starting salary: £68,000 - £87,500

Wise Benefits

#LI-AB3 #LI-Hybrid

Additional Information

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.

Additional Information

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

  • Deliver medium-sized backend projects independently and own them end-to-end
  • Proficiency in Java and Spring Boot
  • Good grasp of distributed-systems concepts such as asynchronous communication and event streaming
  • Experience building and serving low-latency, well-documented APIs
  • Operate services in production, including participating in on-call rotation
  • Write well-tested, high-quality code, documentation, and perform code reviews
  • London-based (UK) and must not require visa sponsorship or relocation support
  • Experience with Kafka, stream processing, or high-throughput low-latency services

What the Team is Saying

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Pavan
Jennifer
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Lauren
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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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