Senior Software Engineer - Services - Java

Wise; London; On-site; GBP 70,000 - 120,000; Full time

Job summary

Wise, a leading technology company, seeks a Senior Software Engineer for their London office. You'll tackle complex technical challenges, contribute to backend development, and mentor team members in a supportive environment. Join us in enhancing financial services, improving customer interactions, and ultimately helping people manage their money more efficiently.

Benefits

Friendly work environment

Autonomy and ownership in projects

Continuous learning opportunities

Qualifications

• 6+ years of experience with Java or other JVM-based languages.
• Experience with Spring framework and backend technologies.
• Strong communication skills with a customer-first mindset.

Responsibilities

• Lead the implementation of complex technical solutions.
• Mentor junior engineers to foster a culture of knowledge sharing.
• Drive projects to deliver measurable impacts on customer experience.

Skills

Java

Backend Development

Clean Code Practices

REST APIs

Microservices

Job description

Senior Software Engineer - Services - Java

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Senior Software Engineer - Services - Java

Join to apply for the Senior Software Engineer - Services - Java role at Wise

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Company Description

Wise is a global technology company, building the best way to move and manage the world’s money.

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.

Job Description

More about our mission and what we offer.

The Team You’ll Be Working With: Getting Help

At Wise, we’re on a mission to make financial services faster, simpler, and more accessible for everyone. The Getting Help team plays a critical role in this mission by empowering customers to solve their problems quickly and efficiently.

We’ve built the infrastructure for FAQs, self-service pages, and, most recently, launched a chat platform as a primary support channel. We’re enabling smarter customer interactions, automating solutions, and helping other teams deliver better support experiences through it. In 2025, we’re doubling down on making chat the go-to channel for our customers, and we need your expertise to take it to the next level .

What Does Our Team Look Like?

We’re a cross-functional team of backend, frontend, iOS, and Android engineers, working hand-in-hand with a Product Manager, Analyst, and Designer. Together, we deliver seamless, impactful solutions across all Wise platforms. Collaboration is at the heart of what we do—we value ownership, knowledge sharing, and a commitment to building stable, scalable systems while embracing fast-paced learning and iteration.

Why Join Us?

• You’ll work in a friendly, fast-paced fintech startup where ownership and collaboration are valued.
• You’ll tackle challenging technical problems and have the autonomy to propose and implement solutions.
• You’ll be part of a team that cares about stability, scalability, and innovation, while embracing rapid iteration and continuous learning.
• You’ll have the opportunity to make a real impact on our customers’ lives by improving how they interact with our product.
  
  

Qualifications

What We Expect From You

As a Senior Engineer, you’ll take the lead on solving complex technical problems, driving the implementation of solutions, and mentoring team members along the way. We’re looking for someone who thrives in a fast-paced, collaborative environment, enjoys taking ownership of projects, and is passionate about delivering exceptional customer experiences.

Technical Excellence

• 6+ years of experience with Java or other JVM-based languages, and hands-on experience with the Spring framework.
• A track record of writing clean, maintainable code and a strong belief in best practices like code reviews, open feedback, and continuous improvement.
• Deep familiarity with backend development, including databases (SQL/NoSQL), synchronous/asynchronous communication, and distributed systems.
• Experience with web development technologies such as REST APIs, microservices, and CI/CD pipelines.
• The ability to design technical solutions that balance latency, throughput, and scalability.
• A passion for learning new technologies, tools, and patterns to solve problems effectively.
  
  

Product Mindset

• A customer-first approach—you prioritize work that solves real customer pain points and use data to drive decisions.
• The ability to take ownership of complex problems, propose solutions, and drive projects end-to-end to deliver measurable impact.
• A knack for identifying opportunities to deliver value faster and providing constructive feedback on product and design decisions.
  
  

Collaboration & Leadership

• Strong communication skills—you can break down complex technical concepts for non-technical audiences and collaborate effectively across teams.
• A proactive mindset—you take initiative to improve our codebase, architecture, and processes.
• A passion for mentoring and knowledge sharing—you enjoy helping junior engineers grow and fostering a culture of learning within the team.
  
  

Additional Information

If you’re excited about solving complex problems, driving technical excellence, and working in a team that values ownership and collaboration, we’d love to hear from you. Let’s build something amazing together!

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.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

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