iOS Developer / Engineer - 20451
Veritaz AB · Stockholm · 6 månader – upp till 12 månader · Deadline 2026-11-27
Veritaz AB is seeking an **iOS Developer / Engineer** for a consulting assignment with a client, focusing on the development and enhancement of core areas within a large-scale consumer application. The work entails building intuitive user-facing features such as navigation and settings, alongside designing stable, backward-compatible shared platform components used by other engineering teams. Working in close collaboration with iOS, Android, backend, design, data, and product teams, the consultant contributes to performance optimization, automated testing, engineering tooling, and development practices, occasionally leading cross-team technical initiatives. The engineering workflow also incorporates **AI agent tools and agent-based approaches**, including environments like Cursor and Claude. Candidates must have at least **eight years of professional iOS development experience**, with deep knowledge of modern native iOS engineering, Swift, and established Cocoa design patterns. Solid expertise in API design, mobile-to-backend integration, platform engineering, and developing for strict security, privacy, and stability standards is required, along with practical experience in AI-assisted development methods. Experience with C++, Android, cross-platform development, or multi-codebase environments is considered advantageous.
Veritaz is a leading IT staffing solutions provider in Sweden, committed to advancing individual careers and aiding employers in ensuring the perfect talent fit. With a proven track record of successful partnerships with top companies, we have rapidly grown our presence in the USA, Europe, and Sweden as a dependable and trusted resource within the IT industry.
Job Overview
Role Summary
Our client is seeking an experienced iOS Engineer for a consulting assignment focused on developing and enhancing core areas of a large-scale consumer application. The role covers both user-facing functionality and shared platform components used by other development teams. Key areas include navigation, settings, API design, and functionality subject to stringent security, privacy, stability, and user experience requirements.
You will collaborate closely with iOS, Android, and backend engineers as well as product, design, data, and other cross-functional specialists. The assignment also involves improving application performance, testing, engineering tools, and development practices. When required, you will lead technical initiatives spanning multiple teams.
Key Responsibilities
- Develop and enhance core functionality within a large-scale iOS consumer application.
- Build intuitive user-facing features, including navigation and application settings.
- Design and maintain shared platform components that other engineering teams can build upon.
- Create stable, maintainable APIs while preserving backward compatibility.
- Write clear, idiomatic, and maintainable Swift code.
- Develop functionality with demanding privacy, security, reliability, and user experience requirements.
- Collaborate with iOS, Android, backend, product, design, and data teams.
- Contribute to performance optimization, automated testing, engineering tooling, and development practices.
- Use AI agent tools and agent-based development approaches as part of the engineering workflow.
- Lead cross-team technical initiatives when needed.
Technical Stack & Requirements
- iOS and Swift: Deep knowledge of modern native iOS development and the Swift programming language.
- Cocoa: Strong understanding of established Cocoa design patterns.
- API design: Experience designing clear, stable interfaces and integrating mobile applications with backend systems.
- Platform engineering: Experience developing shared components with high requirements for stability and backward compatibility.
- AI-assisted development: Practical experience with AI agent tools and agent-based engineering methods, including tools such as Cursor and Claude.
- Security and privacy: Experience building solutions that handle stringent privacy and application security requirements.
- Additional technologies: Experience with C++, Android development, or engineering across multiple platforms and codebases is advantageous.
Qualifications & Experience
A minimum of eight years of professional iOS development experience is required. The successful consultant will demonstrate advanced expertise in modern iOS engineering, Swift, Cocoa design patterns, API design, maintainable code, shared platform components, and mobile-to-backend integration. Experience with C++, Android, cross-platform development, or multiple codebases is beneficial. The role requires effective cross-functional collaboration and the ability to communicate technical topics to both technical and non-technical stakeholders.