Senior Software Engineer I - Wise for Enterprise - Java

Wise; Greater London; On-site; GBP 85,000 - 105,000; Full time

Job summary

A global technology company is seeking a Senior Software Engineer I for its Enterprise division in Greater London. This role involves designing and developing scalable services, producing public APIs for integration, and collaborating across teams to deliver impactful solutions. Applicants should have strong expertise in Java with Spring Boot, as well as experience in microservices and public API platforms. This position offers a competitive salary within the range of GBP 85,000 - GBP 105,000 annually.

Qualifications

• Experience designing and building public API platforms.
• Strong understanding of Java and Spring Boot.
• Experience with microservices and event-driven design.

Responsibilities

• Design, develop, and maintain highly scalable services.
• Produce public-facing APIs for integration.
• Collaborate across teams to deliver impactful solutions.

Skills

Public API design

Java

Spring Boot

Microservices

Event-driven design

Kafka

SQL optimization

Communication skills

Job description

Senior Software Engineer I - Wise for Enterprise - Java

• Full-time
• Compensation: GBP 85,000 - GBP 105,000 - yearly

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.

We at Wise Platform (aka Wise for Enterprise) aim to be the infrastructure that powers the world’s money by connecting banks, financial institutions, and enterprises to our next‑generation payment solutions. To achieve this we have multiple product teams working on numerous complex products.

Our banks and financial institutions vertical teams help banks leverage Wise’s infrastructure to offer their customers world‑class payments products through their own channels. We’re building scalable and robust systems that power our global payment network.

The online platforms vertical teams build the world's best embedded finance platform for our partners. In this role you will tackle challenges from frictionless onboarding of consumer and business customers to seamlessly moving money across borders.

The API Experience team strives to set the industry standard for seamless financial enterprise integrations with Wise Platform’s API experience. We aim to increase efficiency during development and maintenance of integration with our platform by setting the gold‑standard for intuitive, consistent, enterprise‑ready APIs.

Each team works closely with solutions engineers and business development to create powerful, scalable solutions for major global enterprises and banks.

How we work

We operate on a strong belief in automation, programmatic implementation, and reusable design. We’re looking for people who can think holistically about the ecosystem and also help implement the design, drawing on resources across the global product tribe.

We need to sustain this growth by continuously iterating on the services we run, focusing on availability, security, and ease of use. We’re looking for an engineer with relevant experience who can analyze complex requirements and deliver simple solutions to help our teams achieve our mission with speed and confidence.

What will you be working on?

• Design, develop, and maintain highly scalable services.
• Produce public‑facing APIs for others to integrate with.
• Collaborate with teams across Wise to deliver real impact and expand the functionality we can offer to our partners on our platform.
• Work closely with other members of the team to solve complex problems.
• Advocate best practices, conduct code reviews, and mentor junior engineers.

What do you need?

• Experience designing, building public API platforms that others integrate with.
• Strong understanding of Java with experience using Spring Boot.
• Experience with microservices and event‑driven design.
• Worked with Kafka or similar messaging systems.
• Knowledge of relational databases; SQL query optimisation and schema design is a plus.
• A strong product mindset and sense of ownership to enable you to make the best technical decisions and prioritise your work.
• Great communication skills to drive projects across teams and explain complex technical concepts to both technical and non‑technical audiences.
• Able to work independently while still being a good team player.

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.