Senior Software Engineer II - Language Tooling (London)

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 .

About The Role

We are seeking a highly skilled and experienced Senior Engineer II, with a focus on tooling, to join our team. Our mission is to standardise, unify, and automate an ever-increasing portion of Wise’s codebase. We are committed to enhancing and expediting the developer experience, enabling them to move faster while remaining up-to-date, compliant, and secure. Collaborating with over 800 engineers, we tackle challenges that impact all of them. This role involves developing and implementing tools that allow us to understand, process, and automate tasks across our extensive codebase, which includes over 3,000 repositories. While our current focus is on Java, we are eaI’ger to expand our capabilities to include JavaScript/TypeScript and Python.

As a Senior Software Engineer II, You Will

• Take ownership of critical multiplier-type projects that significantly enhance our codebase management and automation capabilities.
• Collaborate closely with platform and product teams, engineers, leads, and product managers to deliver impactful tooling solutions.
• Prototype solutions quickly and efficiently, adopting a quick and dirty approach initially, and refine them into robust, scalable tools once the optimal approach is identified.
• Work alongside other engineers in the team, fostering a collaborative culture..
• Provide feedback on technical design decisions and approach, and help the team make data-driven decisions.

Key Responsibilities

Leadership & Team Management:

• Tool Development and Automation: Design, build, and maintain tools that streamline and automate repetitive tasks within our large-scale codebases, enhancing efficiency and productivity.
• Codebase Management: Lead initiatives to improve codebase management, including automated migrations and updates, such as migrating 600+ Spring Boot services to the latest version.
• Cross-Language Expansion: Collaborate with the team to extend tooling capabilities beyond Java, incorporating JavaScript/TypeScript and Python.
• Collaboration and Communication: Work closely with cross-functional teams to understand their needs and develop tools that address specific challenges, ensuring seamless integration and adoption.
• Innovation and Improvement: Continuously explore new technologies and methodologies to enhance our tooling infrastructure and processes.

What We Value In You

We understand that candidates may not meet all criteria and we support ongoing learning and development. If you possess some of the skills listed and are keen to learn more, we want to hear from you!

• Technical Expertise: Proven experience in building and maintaining tools for large codebases, with a strong emphasis on Java. Experience with JavaScript/TypeScript and Python is a plus.
• Problem-Solving Skills: Strong analytical and problem-solving skills, with the ability to identify and address complex challenges in codebase management.
• Effective Communication: Excellent communication skills, with the ability to collaborate effectively with both technical and non-technical stakeholders.
• Project Management: As a senior engineer, you would own some of those projects. We are looking for a demonstrated ability to manage and execute large-scale projects, across numerous services.
• Adaptability and Growth: The technical landscape is moving especially fast in this area, so a willingness to learn and adapt to new technologies and languages as our tooling needs evolve is essential.

Interested? Find out more:

• The Wise Tech Stack, 2025 Edition.
• Scaling our Infrastructure; how we make it work
• Wise Engineering –

What Do We Offer

• Base salary: £105,000-£130,000 + RSU
• Wise Benefits

Additional Information

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
  Mid-Senior level

• Employment type
  Full-time

• Job function
  Engineering and Information Technology

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