Telecommunication Engineer jobs in United Kingdom

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.

Wise is growing fast in volume, revenue, gross margin, and customer products. Our customers already trust us with £19 Billion of their funds across 11+ licensed entities across the globe. The Safeguarding team is mission-critical and we ensure we put the safety of customer funds at the heart of what we do, as Wise continues to scale into new markets and products.

How we work

The Treasury Safeguarding Engineering Team builds and constantly improves scalable and reliable services that enable this large scale operation of safeguarding customer funds. You will develop the systems, processes and controls by which we manage financial and operational risks to customer funds, in line with local regulations around the globe in real time.

You will have very interesting challenges with high data volumes, fighting performance bottlenecks, implementing fault-tolerant solutions, and deep diving into the finance and treasury domain.

You will constantly collaborate with teams across Engineering and Analytics. You will also partner deeply with teams across the business including Operations, Finance, Compliance, Risk & Controls.

What do you need?

• A strong product mindset, you prioritise work with the customers in mind and make data-driven decisions
• Sense of ownership and great communication skills to drive projects across teams
• Ability to work independently while also being a good team player. Your work will frequently involve cross-team collaboration.
• Ability to break down complex projects into incremental milestones that deliver customer value
• Experience with common design and architectural patterns coupled with a passion for writing clean code that is performant and well tested
• Curiosity and drive for continuous learning and improvement
• Following and advocating best coding practices, continuous delivery and code reviews
• Knowledge and experience with realtime data processing and a messaging system, like Kafka
• Knowledge of Java and Spring boot.
• Experience working with relational and non-relational databases, SQL query optimisation and designing schemas is a plus

Nice to Have:

Interested? Find out more:

• How we work – a practical guide
• DEI @ Wise
• Wise Tech Stack (2025 update)
• Our Engineering career map
• Scaling our Infrastructure; how we make it work
• Wise Engineering – https://medium.com/wise-engineering

What do we offer:

• Starting salary: £105k-135k + RSUs
• 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.

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