6f761081-c2c Senior iOS Engineer About Prove Prove is the modern platform for continuous identity authentication and is used by over 1,000 enterprises and 500 financial institutions, including 9 of the top 10 U.S. banks.

Position Summary As a Senior iOS Engineer, you will be joining the recently acquired UnifyID team at Prove. This team is building the next generation of user authentication that combines behavioural biometrics from smartphone sensor data, machine learning modelling, and enterprise-grade cloud services. The result is an accurate, frictionless, and secure authentication service that defends against malicious attacks on mobile and web experiences.

Responsibilities

  • Hands-on coding, systems analysis, design, and delivery of projects assigned
  • Deliver new features, execute on the roadmap and plan for the future
  • Enhance our existing iOS SDK for an optimal mobile experience
  • Provide thought leadership on industry best practices around design, testing, and security
  • Manage the iOS SDK API program and documentation
  • Mentor other developers

What We Require

  • 5+ years of professional software development experience, preferably in a fast-paced environment
  • Strong software development principles, including scalable software and architectural design patterns
  • Experience executing on complex features leveraging the power of native iOS SDKs
  • Strong knowledge of iOS along with competency using standard libraries
  • Experience with evaluating and optimising resource usage, including battery usage
  • Bachelor’s degree in computer science or related field/experience preferred
  • Experience with Android and/or SaaS a plus
  • Experience with low-level system data collection from on-device sensors a plus
  • Familiarity with Machine Learning and/or Signal Processing techniques a plus

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]]> full-time senior onsite iOS, native iOS SDKs, scalable software and architectural design patterns, machine learning modelling, enterprise-grade cloud services, behavioural biometrics, smartphone sensor data, Android, SaaS, low-level system data collection from on-device sensors, Machine Learning, Signal Processing techniques Engineering Technology Prove https://logos.yubhub.co/prove.com.png Prove is a modern platform for continuous identity authentication, used by over 1,000 enterprises and 500 financial institutions, including 9 of the top 10 U.S. banks. https://www.prove.com/ https://jobs.lever.co/unify/623d8772-dbd7-46aa-b521-42452fd111ae Redwood City 2026-04-17 3690897f-1cd Senior iOS Engineer We're looking for a senior iOS engineer to join our team in Manchester. As a senior iOS engineer, you will be responsible for designing, building, and releasing new features for our mobile app. You will work closely with our cross-functional feature teams to deliver high-quality software that meets the needs of our customers.

Our mobile app is built using Swift and follows the MVVM-C architecture. We use a range of frameworks and tools, including RxSwift, SnapKit, Realm, and Sourcery. We are looking for someone who is experienced in iOS development and has a strong understanding of software design principles.

As a senior engineer, you will be expected to take ownership of your work and make decisions about the best approach to solving problems. You will also be expected to mentor and guide junior engineers and contribute to the growth and development of our team.

We offer a competitive salary and a range of benefits, including 25 days' holiday, an extra day's holiday for your birthday, and annual leave increased with length of service. We also offer a salary sacrifice scheme, company-enhanced pension scheme, life insurance, and private medical insurance.

If you're passionate about iOS development and want to work for a company that is changing the face of banking, then we'd love to hear from you.

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]]> full-time senior hybrid iOS development, Swift, MVVM-C architecture, RxSwift, SnapKit, Realm, Sourcery Engineering Finance Starling https://logos.yubhub.co/starlingbank.com.png Starling is a digital bank that offers a range of financial services. It has over 3,000 employees across the UK. https://www.starlingbank.com/ https://apply.workable.com/j/BB92820125 Manchester 2026-03-20