Senior iOS Engineer

Senior iOS Engineer

Full-Time 60000 - 75000 £ / year (est.) On-site
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At a Glance

  • Tasks: Join us to build and enhance our iOS app, making money management fun and easy.
  • Company: Plum, a leading smart saving and investing app with a vibrant team culture.
  • Benefits: Competitive salary, stock options, private health insurance, and flexible remote work.
  • Other info: Enjoy a fun, inclusive culture with opportunities for professional growth and team adventures.
  • Why this job: Be part of a mission-driven team that empowers users to grow their savings effortlessly.
  • Qualifications: Strong iOS SDK knowledge, Swift expertise, and a passion for innovative problem-solving.

The predicted salary is between 60000 - 75000 £ per year.

We’re Plum, your smart saving and investing app on a mission to help grow money for life. Since 2016, over 2 million people in 10 European markets have set aside more than £2 billion with our clever automation and AI. As recognition for our work, we’ve received awards from the likes of Deloitte, Finder, and more. We’re looking for a user‑focused Senior iOS Engineer to join our engineering team.

Plum has been featured multiple times by Apple, has been named App of the Day and is currently rated 4.7 stars with over 59,000 ratings. You'll be building Plum on iOS from its early days, giving our current and prospective customers a more intimate way to interact with their money.

Our Engineering Approach

We value good engineering principles, imagination, quirkiness and healthy curiosity. We take a conservative approach to using external frameworks and aspire to write simple, well‑tested code, delivered in rapid iterations.

How We Work

We work in 'squads' – Our squads are mission driven and include Product Managers, Designers, Backend and Mobile engineers, aiming to develop and maintain products, services and tools towards an unforgettable user experience. Squads are organised into Pillars which align with our different strategic business areas. We trust massively on data driven, well informed squads that own their work.

As a Senior iOS Engineer, you will also be a part of a Mobile engineering team, a team consisting of Mobile Product Engineers who share the same vision and passion of building an exceptional mobile team that will help people be financially better off.

What we look for

  • Technical knowledge is critical but we are a startup treading in uncharted territory so attitude is even more important.
  • You’re a true team player and inherently positive.
  • You have a strong understanding of the iOS SDK and its frameworks.
  • You’re well versed in Swift and stay up‑to‑date with the latest changes.
  • You’re proficient in writing robust, testable code with a comprehensive understanding of the testing pyramid.
  • You have extensive experience in shipping and iterating upon apps in the App Store.
  • You’re not afraid to take ownership and collaborate effectively with cross‑functional teams, including designers, product managers and other engineers.
  • You’ve mentored junior engineers helping them enhance their skills and grow professionally.
  • You’re a product person too — you understand the value and impact of your work.

Fist‑bumps if you have

  • Experience in continuous integration setup and automation.
  • Taken part in open‑source projects.
  • Experience with backend technologies.
  • Experience with The Composable Architecture and SwiftUI.
  • Experience with Combine and async/await.
  • Experience with E2E testing.

What to Expect from Our Hiring Process

  • 30 min. Call with our Talent Acquisition Team.
  • 45 min. Call with our Engineering Lead.
  • Task: You will be given a task for us to better understand your skills.
  • Team Interviews: Call with two people from our iOS team and a call with a Product and Engineering Manager.

Offer

We offer a compensation package consisting of base salary and equity, with compensation reviewed twice a year as part of our performance and growth framework. The salary range (annually gross) for this position is: £78,000-108,000. Final compensation will be confirmed at the end of the hiring process.

Plum's Perks

  • Own part of the company you’re helping grow through stock options.
  • Private health insurance.
  • Annual training budget.
  • Plum Premium for free.
  • Competitive referral scheme.
  • Flexible approach to remote working.
  • Team breakfasts and team lunches.
  • 25 days holiday + bank holidays.
  • 45 work‑from‑anywhere days.
  • 2 weeks sabbatical after 4 years.
  • Enhanced parental leave.
  • 1 paid volunteering day annually.
  • Annual team trip to a surprise destination!
  • A fun, inclusive company culture.

If you think this sounds like you, don’t hesitate to get in touch!

Plum is an Equal Opportunity Employer. Plum does not discriminate on the basis of race, religion, sex, gender identity, sexual orientation, non‑disqualifying physical or mental disability, national origin or any other basis covered by appropriate law.

Senior iOS Engineer employer: Plum Fintech

Plum Fintech is an exceptional employer that fosters a collaborative and innovative work culture in the heart of Westminster. With a strong focus on employee growth, the company offers mentorship opportunities for junior engineers and a comprehensive benefits package including stock options and private health insurance, making it an attractive place for those seeking meaningful and rewarding employment.

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Contact Details:

Plum Fintech Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior iOS Engineer

✨Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Plum Fintech or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

✨Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Plum Fintech.

✨Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Plum Fintech.

✨Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Plum Fintech that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Senior iOS Engineer

iOS SDK
Swift
Testable Code
Continuous Integration
E2E Testing
The Composable Architecture
SwiftUI

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Plum Fintech.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Plum Fintech and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Plum Fintech

✨Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

✨Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Plum Fintech uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

✨Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

✨Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.