Senior iOS Engineer (SEO Product)

Wise is a global technology company that builds products to move and manage the world’s money. Compensation £87,500 – £111,000 per year (base salary plus variable).

What will you be working on?

• Leading the rebuild and modernisation of the Wise Currency Converter app.
• Architecting and building new mobile products from the ground up.
• Working closely with Android engineers to build cross‑platform products, maintaining a high bar for quality and aligning core features and customer experience.
• Collaborating with product managers, designers, analysts, and other engineers to shape ideas, define requirements, and deliver simple, high‑quality customer experiences.
• Owning iOS development end‑to‑end, from technical design through implementation, release, and iteration.
• Owning the observability and reliability of the app, including incident management and support hours.
• Making architecture decisions and defining APIs where needed to support product development.
• Providing technical guidance through code reviews and collaboration.
• Contributing to a strong engineering culture through knowledge sharing and high standards for quality, delivery, and maintainability.
• Mentoring engineers and participating in the hiring process.

What do you need?

• Strong experience building and shipping iOS applications in Swift and SwiftUI.
• Experience owning technical decisions and designing architecture for mobile products.
• Ability to translate ambiguous product ideas into clear technical plans and incremental milestones.
• Strong product judgement, using customer insight and data to inform decisions and challenge assumptions.
• Experience working closely with cross‑functional partners (product, design, analytics, backend).
• Commitment to writing testable, maintainable code and holding a high bar for engineering quality.
• Experience with software architecture patterns commonly used in iOS development.
• Understanding of REST API design and ability to shape API contracts.
• Confidence working autonomously and taking ownership of end‑to‑end delivery.
• Strong communication skills, able to explain technical concepts clearly to non‑technical audiences.
• Ability to produce clear technical documentation and diagrams.

Bonus skills

• Experience with CI/CD tooling such as GitHub Actions.
• Experience with observability tooling and practices.
• Experience with experimentation and using product signals to guide iteration.
• Experience building accessible, high‑quality mobile experiences.
• Interest in AI‑assisted coding tools such as Cursor or Claude Code.
• Experience collaborating with Android engineers on parallel mobile product development.

Additional information

In the first six months you will onboard, learn the team and product, make progress on the Currency Converter app, own technical decisions, participate in quarterly planning cycles, and contribute to hiring interviews.

Why this role is exciting

This role offers a rare opportunity to own an end‑to‑end area from the ground up, influence product direction, and drive iOS development for a fast‑growing company.

What you get back

• RSU's in a growing company
• An annual self‑development budget
• Statutory maternity leave and 18 fully paid weeks of parental leave (birth or adoption)
• Paternity leave for 18 weeks at full pay
• 3 fully paid ‘me days’ per year to manage life
• Paid 6‑week sabbatical leave after four years

Wise is an equal‑opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, age, national origin, or disability.