Senior Backend Engineer Send Core

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.

About the Role

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

Our Send Core team specialises in building high-performance, highly available services that power Wise’s Send offering.

We’re on a mission to build the industry’s most reliable Send product, creating a seamless and predictable transfer experience that exceeds customer expectations for speed and dependability. Customers should be able to send money on time, in full, and without surprises.

Join us in shaping the future of global money transfers, making them easier and more reliable than ever.

What You’ll Do

• Design, build, and scale distributed systems that support high-volume international transfers with resilience, reliability, and performance at their core.

• Take ownership of the entire development lifecycle, ensuring code quality, maintainability, and scalability.

• Collaborate with cross-functional teams, including product, data, and operations, to continuously improve the Send experience.

• Work on fault-tolerant architectures, event-driven systems, and real-time transaction processing.

• Ensure Wise’s infrastructure and services meet the highest standards for availability, security, and performance.

What We’re Looking For

Essential:

• A strong product mindset and passion for customer experience, with a data-driven approach to solving problems.

• Great communication skills, with the ability to explain complex technical concepts to non-technical stakeholders.

• Ability to prioritise between, drive, and support multiple cross-team collaboration projects simultaneously

• A track record of delivering high-quality software autonomously, taking full ownership of projects.

• Solid experience with Java or Kotlin, the Spring framework, and messaging systems like Kafka.

• Hands-on experience with microservices, BFFs (Backend for Frontend), distributed systems, and designing APIs with scalability, maintainability, and fault tolerance in mind.

• Experience working with relational and non-relational databases, including query optimisation and schema design.

Nice to have:

• First-hand experience or a deep understanding of the pain points of sending money globally.

• Experience using Wise and identifying opportunities to improve the product.

Why Join Wise?

• Make an Impact – Your work will directly improve how millions of people and businesses move money across borders.

• Solve Complex Challenges – Work on large-scale distributed systems and shape the future of global payments technology.

• Career Growth – Take on leadership opportunities, mentor engineers, and contribute to Wise’s strong engineering culture.

• Inclusive Culture – We believe diverse teams drive the best results, and we’re committed to creating an equitable and inclusive workplace.

Want to Learn More?

• How we work

• Benefits we offer

• Our engineering career map

• Our engineering blogs

What do we offer: 

Starting salary: £80,000-£102,000 + RSU

Wise Benefits

#LI-AB3 #LI-Hybrid

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.

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