IOS Developer

At CGI, we create digital solutions that transform how organisations connect with their users and customers. We’re looking for iOS Developers to join our growing mobile engineering team, helping to deliver high-quality, scalable applications that provide seamless and engaging user experiences. You’ll work on innovative mobile solutions alongside talented designers, engineers, and product specialists in a collaborative Agile environment where your ideas, creativity, and technical expertise will directly influence delivery outcomes.

This is an exciting opportunity to contribute to modern mobile applications while developing your skills within a supportive team that values continuous improvement, ownership, and innovation. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go.

This is a hybrid position with 1 day per week required on-site in Glasgow if you are based locally; if not, then this expectation is 1 day a month.

Your future duties and responsibilities: In this role, you will design, develop, and maintain high-quality iOS applications that deliver exceptional user experiences. Working closely with product managers, designers, backend developers, and QA engineers, you’ll contribute to the full software development lifecycle, helping to build modern mobile solutions that are scalable, secure, and performant. You’ll play an active role within Agile delivery teams, contributing ideas, driving technical improvements, and supporting continuous enhancement of mobile applications. CGI will provide an environment where you can expand your technical expertise, collaborate with experienced professionals, and contribute to impactful digital products used by a wide range of users.

Key responsibilities:

• Design & Develop native iOS applications using Swift and/or Objective-C
• Collaborate & Deliver intuitive, responsive, and user-focused mobile interfaces
• Integrate & Optimise RESTful APIs and third-party services
• Write & Maintain clean, scalable, and efficient code following best practices
• Review & Improve code quality through peer reviews and testing practices
• Troubleshoot & Resolve application issues, bugs, and performance bottlenecks
• Support & Enhance existing mobile applications through continuous improvement
• Contribute & Collaborate within Agile ceremonies and cross-functional teams
• Research & Innovate using the latest iOS frameworks, tools, and technologies

Required qualifications to be successful in this role:

To succeed in this role, you should have experience developing native iOS applications within Agile environments and a strong understanding of mobile development best practices. You’ll be passionate about creating high-quality user experiences, writing clean and maintainable code, and collaborating effectively within cross-functional teams.

Essential qualifications and experience:

• Commercial experience developing native iOS applications
• Strong proficiency in Swift and/or Objective-C
• Experience integrating RESTful APIs and third-party libraries
• Understanding of mobile UI/UX principles and responsive design
• Experience with Agile software development methodologies
• Strong debugging, troubleshooting, and performance optimisation skills
• Knowledge of unit testing and automated testing approaches
• Ability to collaborate effectively with technical and non-technical stakeholders
• Familiarity with version control tools such as Git
• Passion for continuous learning and staying current with iOS technologies

What you can expect from us:

Together, as owners, let’s turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because you are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team—one of the largest IT and business consulting services firms in the world.