Senior iOS Mobile Application Developer - 6 months FTC

IBM; City of Westminster; On-site; GBP 100,000 - 125,000; Full time

Job summary

A global technology company in the UK is searching for a Senior iOS Mobile Application Developer. The role involves leading the design and implementation of cutting-edge applications targeted at healthcare solutions. You will also mentor junior developers and collaborate with cross-functional teams, playing a crucial role in integrating the applications within existing platforms. Candidates should possess extensive experience in iOS development, particularly with Swift and Xcode, while fostering innovation and best practices in mobile development.

Benefits

25 days holiday plus public holidays

Private medical, dental, and optical cover

Employee Assistance Program

Life assurance

Group personal pension plan

Qualifications

• Extensive experience in iOS application development using Swift, SwiftUI, and Xcode.
• Solid grasp of performance optimization techniques for mobile apps.
• Good understanding of iOS design principles and interface guidelines.

Responsibilities

• Lead the design and implementation of high-performing iOS applications for healthcare.
• Collaborate with teams to define system architecture for integration.
• Mentor junior developers to foster a culture of learning.

Skills

iOS application development

Swift programming

Mobile development trends

Collaboration

MVVM architecture

DevOps mindset

Continuous integration

Tools

Xcode

Git

SVN

Job description

• Lead the design, development, and implementation of complex, high‑performing iOS applications for healthcare solutions.

• Mentor and support junior developers, promoting a culture of continuous learning and technical excellence.

• Collaborate closely with cross‑functional teams and healthcare stakeholders to define system architecture and ensure seamless integration with existing platforms.

• Stay abreast of emerging trends, frameworks, and best practices in iOS development, applying them to drive innovation and efficiency.

• Contribute to strategic planning and roadmap development for IBM's iOS application portfolio within the healthcare domain.

  As a Senior iOS Mobile Application Developer at IBM, you will apply your deep technical expertise and leadership skills to create innovative, high‑impact mobile solutions that support our healthcare clients. You'll play a key role in shaping digital experiences that improve patient outcomes, streamline healthcare processes, and advance IBM's mission to transform healthcare through technology. If you're passionate about solving complex challenges in mobile technology and want to make a meaningful impact in the healthcare industry, IBM would love to hear from you.

• Required technical and professional expertise

• Extensive experience in iOS application development using Swift, SwiftUI and Xcode.

• Passionate about mobile development and keeping up to date with the latest iOS development trends and best practices.

• Good understanding of iOS design principles and interface guidelines.

• Embraces collaboration when building solutions.

• Good understanding of MVVM architecture and associated design patterns.

• Cab apply SOLID principles to improve the code structure, quality and maintainability.

• Have a DevOps mindset, understanding how software and infrastructure work together.

• Good understanding of continuous integration, continuous delivery and how these are implemented via the use of pipelines.

• As an equal opportunities employer, we welcome applications from individuals of all backgrounds. However, for you to be eligible for this role, you must have a valid right to work in the UK. Unfortunately, we do not offer visa sponsorship and have no future plans to do so. You must be a resident in the UK and have been living continuously in the UK for the last 5 years.

• Preferred technical and professional experience

• Technical expertise: Strong proficiency in Swift and familiarity with Objective‑C for building and maintaining high‑quality iOS applications.

• Architecture & design: In‑depth understanding of iOS design patterns, frameworks and architectural best practices (MVC, MVVM, VIPER) to ensure scalable and maintainable codebases.

• Version control: Hands‑on experience with Git, SVN and collaborative development workflows using pull requests, branching strategies and code reviews.

• Performance optimization: Solid grasp of techniques for mobile app performance tuning, memory management and debugging to deliver efficient and responsive user experiences.

• Desirable certifications

  • Apple Certified iOS Developer
  • Swift Developer Certification
  • Certified Mobile Application Developer (CMAD)
  • Scrum Master (CSM) or Agile Practitioner (PMI‑ACP) for those working in Agile mobile development environments

• At IBM CIC, we provide technical and industry expertise to a wide range of public and private sector clients in the UK.

• A career in IBM CIC means you'll have the opportunity to work with leading professionals across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. You will get the chance to deliver effective solutions, driving meaningful business change for our clients, using some of the latest technology platforms. Curiosity and a constant quest for knowledge serve as the foundation to success here. You'll be encouraged and supported to constantly reinvent yourself, focusing on skills in demand in an ever changing market. You'll be working with diverse teams, coming up with creative solutions which impact a wide network of clients, who may be at their site or one of our CIC or IBM locations. Our culture of evolution centres on long‑term career growth and development opportunities in an environment that embraces your unique skills and experience.

• Many training opportunities from classroom to e‑learning, mentoring and coaching programs and the chance to gain industry recognized certifications.

• Regular and frequent promotion opportunities to ensure you can drive and develop your career with us.

• Feedback and checkpoints throughout the year.

• Diversity & inclusion as an essential and authentic component of our culture through our policies and processes as well as our Employee Champion teams and support networks.

• A culture where your ideas for growth and innovation are always welcome.

• Internal recognition programs for peer‑to‑peer appreciation as well as from manager to employees.

• Tools and policies to support your work‑life balance from flexible working approaches, sabbatical programmes, paid paternity leave, maternity leave and an innovative maternity returner scheme.

• More traditional benefits, such as 25 days holiday (in addition to public holidays), private medical, dental & optical cover, online shopping discounts, an Employee Assistance Program, life assurance and a group personal pension plan of an additional 5% of your base salary paid by us monthly to save for your future.