Senior Software Engineer II – Send Core (London)

Company: Wise
Apply for the Senior Software Engineer II – Send Core (London)
Location: London
Job Description:

Job Description

hackajob is collaborating with Wise to connect them with exceptional professionals for this role.

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Company Description

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Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed.

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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.

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

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More about our mission and what we offer.

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Job Description

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About the role:

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We are looking for a Senior Software Engineer to join our Send Core team.

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We provide the critical infrastructure that every sending transaction flows through – from 10 pounds sent to a friend to a multi-million dollar business payment. We are on a mission to make sending money as easy and fast as paying for groceries with your card.

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Apart from keeping our core infrastructure in a good shape, we are building customer-facing products that power the customer's send journey.

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How we work:

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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.

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

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What will you be working on?

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  • n Shape our Products: Collaborate with product, design, and data teams to deliver best experience for our customers
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  • n Control Critical Infrastructure: Own the systems that every sending transactions depends on across the entire platform
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  • n Drive Technical Excellence: Make architectural decisions for the core send components, making them reliant and performant
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  • n Drive Backend and Frontend for our products: You will be working 80% of the time on a backend and 20% on the frontend
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  • Curiosity to explore ways to improve our products and your day-to-day work

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What do you need?

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We understand that you may not have much experience in our stack, or you haven’t worked with the frontend for a while – and that’s fine! As long as you are willing to learn and have strong fundamentals – we want to hear from you.

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Technical excellence

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  • n Strong experience in building complex high-reliability systems
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  • n Ability to communicate complex technical concepts clearly and simply
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  • Strong computer science fundamentals

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Product mindset

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  • n Focus on solving real customer problems with every change you made
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  • n Clear understanding of why we are building what we are building
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  • Ability to think in product terms – not just on the code level

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Personal qualities

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  • n Passion to always learn and grow
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  • Getting things done yourself, instead of waiting to be told what to do

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Interested? Find out more

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  • n How we work – a practical guide
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  • n DEI @ Wise
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  • n Wise Tech Stack (2025 update)
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  • n See what it's like to work at Wise London!
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  • n Our Engineering career map

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Wise Engineering – 

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What do we offer: 

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Starting salary: £111k – £145k + RSUs

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Wise Benefits

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#LI-AB3 #LI-Hybrid

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Additional Information

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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.

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

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

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

Posted: July 13th, 2026