At a Glance
- Tasks: Design and develop high-quality native iOS applications using Swift.
- Company: Join an innovative AI-native software consultancy with a collaborative culture.
- Benefits: Competitive day rate, fully remote work, and potential contract extension.
- Other info: Work with modern technologies and experienced teams in a dynamic environment.
- Why this job: Take ownership of exciting mobile projects and influence technical delivery.
- Qualifications: Proven experience in iOS development and strong Swift skills required.
The predicted salary is between 63000 - 77000 £ per year.
We're partnering with an innovative, AI-native software consultancy to appoint an experienced Senior iOS Mobile Engineer on an initial 6-month contract. This is an excellent opportunity for a technically strong iOS developer to take ownership of native mobile development, delivering secure, scalable and high-performing applications within a collaborative, fully remote environment.
The Opportunity
As Senior iOS Mobile Engineer, you'll play a key role in designing, developing and maintaining high-quality native iOS applications using Swift. Working closely with engineering, design and product teams, you'll take ownership of technical delivery, influence architectural decisions and ensure applications meet high standards of performance, security and reliability. This is a hands‑on technical role requiring someone who enjoys solving complex engineering challenges, contributing to development standards and collaborating effectively across a remote team.
Key Responsibilities
- Designing, developing and maintaining native iOS applications using Swift.
- Collaborating with engineering, design and product teams to deliver seamless mobile experiences.
- Driving technical and architectural decisions to ensure applications are secure, scalable and maintainable.
- Integrating REST APIs and backend services, implementing secure authentication and effective data handling.
- Optimising application performance, reliability and accessibility.
- Developing automated tests, conducting code reviews and supporting efficient release processes.
- Taking ownership of technical deliverables while communicating effectively with stakeholders across a remote team.
About You
You will be an experienced iOS engineer with strong commercial development expertise, excellent technical capabilities and the confidence to take ownership of complex mobile projects. You will also have:
- Proven commercial experience designing, developing and delivering native iOS applications.
- Strong Swift development skills, including hands‑on experience with SwiftUI and/or UIKit.
- Solid knowledge of iOS architecture, automated testing, debugging and performance optimisation.
- Experience integrating REST APIs, implementing authentication and handling sensitive data securely.
- Excellent problem-solving, communication and cross‑functional collaboration skills.
Essential:
- Experience within a highly regulated industry (financial services, fintech, gambling, iGaming or healthcare) OR an AI-native/software consultancy delivering client solutions.
- Familiarity with mobile CI/CD pipelines, App Store deployment and release management would be beneficial.
- Exposure to AI-assisted development tools, security standards or compliance requirements would be advantageous.
Why Apply?
This is a fantastic opportunity to take technical ownership of innovative mobile projects within a forward-thinking software consultancy, working with modern technologies and experienced engineering teams. In return, you’ll benefit from:
- Competitive day rate of £350–£450.
- Initial 6-month contract with potential for extension.
- Outside IR35 engagement.
- Fully remote working from anywhere within the UK.
- The opportunity to influence application architecture, engineering standards and technical delivery.
- A collaborative environment working alongside experienced engineers, designers and product specialists.
- Exposure to modern development practices and emerging AI technologies.
We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
Senior iOS Mobile Engineer employer: Addition Solution
Join a leading organisation in London that excels in delivering complex, mission-critical programmes within the defence and national security sectors. As a Delivery Manager, you'll thrive in a collaborative work culture that prioritises professional development and offers flexible working arrangements, including a compressed fortnight pattern. With competitive salaries and comprehensive benefits, this role provides an exceptional opportunity for career growth while contributing to vital national security objectives.
StudySmarter Expert Advice🤫
We think this is how you could land Senior iOS Mobile Engineer
✨Get Involved in Open-Source Projects
Diving into open-source projects is a brilliant way to showcase your skills and connect with other developers in the community. Not only will you beef up your GitHub profile but you might also catch the eye of someone at Addition Solution who values hands-on experience over just theory.
✨Attend Local Tech Meetups
Tech meetups are gold mines for networking and discovering job opportunities, especially in the fast-paced world of software engineering. Check out local listings for events in your area and don’t shy away from introducing yourself. This could lead directly to a temporary position at Addition Solution!
✨Showcase Your Work Online
With temporary roles, it’s all about standing out in a short space of time. Create a portfolio website where you highlight your projects and skills. Talk about your code, and provide links to your GitHub repositories. This will not only demonstrate your abilities but will also make it easier for recruiters at Addition Solution to see what you bring to the table.
✨Leverage Temporary Job Boards
Don’t forget to check specialised job boards for temporary software development roles. Websites like We Work Remotely or Remote OK often list short-term gigs that can be a perfect fit. Apply directly through our website as well, making sure your application is sharp—temporary roles can move fast!
We think you need these skills to ace Senior iOS Mobile Engineer
Some tips for your application 🫡
Show Off Your Tech Skills:Make sure your CV highlights your tech stack and any programming languages you’re proficient in. Include specifics about any frameworks or technologies you’ve worked with; they can make you stand out in the sea of applicants. It’s all about showing that you have the chops we need at Addition Solution!
Portfolio 2.0:Since you’re applying for a temporary gig, it’s super important to showcase a portfolio that highlights your best projects. Include links to GitHub or any personal projects that demonstrate what you can do in a real-world environment. This gives us a taste of your style and your problem-solving approach!
Keep It Brief and Relevant:With a temporary position, we want to see your ability to hit the ground running. Be concise in your CV and cover letter; stick to experiences that directly relate to the role. Highlight any previous temporary roles or freelance gigs that show your adaptability and quick learning!
Tailor Your Cover Letter:Don’t just send a generic cover letter. Personalise it for Senior iOS Mobile Engineer at Addition Solution! Mention why this temporary role excites you and how you see yourself contributing in the short run. Show us what you've got and why you're the one for this quick turn-around!
How to prepare for a job interview at Addition Solution
✨Nail the Technical Skills
For a software engineering role, you'll likely face technical questions or coding tasks during your interview. Brush up on the relevant programming languages and frameworks that Addition Solution uses, and don’t forget to practice some coding challenges on platforms like LeetCode or HackerRank. Showing your coding prowess can really make you stand out!
✨Prepare for System Design Questions
Even for a temporary role, having a grasp of system design principles can be crucial. Be ready to discuss how you would architect a software solution, including discussing trade-offs, scalability, and performance considerations. Having examples from previous projects can really show off your analytical thinking.
✨Demonstrate Your Adaptability
Since this is a temporary role, you'll want to emphasise your ability to hit the ground running. Highlight experiences where you quickly adapted to new technologies or teams. Let’s make it clear to the interviewers at Addition Solution that you can learn on the job and deliver results in a short timeframe!
✨Show Off Your Portfolio
Make sure to have a portfolio or GitHub ready showcasing your projects. Having tangible evidence of what you've done—be it personal projects, contributions to open-source, or previous work—can convey how capable you are. Tailor this for what might interest Addition Solution, so it's relevant and sparks conversation during your interview.
