First-class IT Recruitment Solutions

Job Title: Senior Android App Developer
Location: Manchester
Job Type: Contract (2 days per week on-site)
Rate: £500.00 per day inside IR35

My client is looking for a seasoned Android App Developer to join a high-performing, cross-functional agile team working on a large-scale, consumer-facing mobile application used by millions. In this role, you'll be responsible for delivering high-quality Android components in collaboration with permanent developers, helping to drive innovation and maintain app excellence at scale.

The Role:

• Own the Android development of key features, contributing to an established and widely-used mobile application.

• Collaborate with designers, QA engineers, and back-end developers to ship seamless, high-performance features.

• Design, implement, and maintain shared code in a scalable, maintainable way.

• Monitor and optimize app performance, ensuring a high-quality user experience.

• Follow modern platform design patterns and contribute to continuous improvement through code reviews and technical mentorship.

Skills/Experience:

• 6+ years of professional experience in native Android development.

• Experience delivering and maintaining large-scale apps with significant user bases.

• Proficiency with Kotlin, including advanced features such as coroutines and lambdas.

• Strong grasp of memory management and performance optimization.

• Deep understanding of Android design paradigms, especially Material Design.

• Solid knowledge of modern platform architecture and design patterns.

• Skilled in testing Android apps using platform tools and best practices.

• Experience with production monitoring tools and techniques.

• Familiarity with dependency management tools (Gradle, Artifactory).

• Comfortable with CI/CD tools and modern Android delivery pipelines.

• Strong background in system design for large-scale consumer mobile applications.

• Advanced understanding of networking protocols, including GraphQL, Protocol Buffers, streaming protocols, and pub-sub systems.

• Experience designing, implementing, and maintaining shared codebases.

• Proven track record working in cross-functional agile teams.

• Passion for clean architecture, reusable code, and continuous learning.

• Experience migrating between stacks and evolving complex legacy systems.
  
  Please apply online with your CV.

Job Title: Senior iOS App Developer
Location: Manchester
Job Type: Contract (2 days per week on-site)
Rate: £500.00 per day inside IR35
My client is looking for an experienced iOS App Developer to join a high-performing cross-functional agile team working on a large-scale, user-facing mobile application with millions of active users. If you thrive in collaborative environments, are passionate about building scalable and elegant iOS solutions, and have experience delivering in production at scale, we want to hear from you.

The Role:

• Take ownership of the iOS component of a major mobile product alongside a talented team of permanent developers.

• Deliver new features and improvements to a large-scale, production iOS application.

• Collaborate closely with developers, designers, QA, and product managers in an agile environment.

• Contribute to the performance, maintainability, and scalability of the app with a focus on modern architecture and clean code.

• Participate in code reviews, testing, CI/CD processes, and production monitoring.

Skills/Experience:

• 6+ years of professional experience in native iOS development.

• Proven experience working on large-scale consumer apps with substantial user bases.

• Proficiency in Swift, including advanced language features (e.g., generics, concurrency management).

• Deep understanding of Swift memory management and best practices.

• Strong knowledge of modern platform design patterns.

• Familiarity with Apple's Human Interface Guidelines (HIG) and iOS UI design paradigms.

• Skilled in testing iOS apps using platform tools.

• Experience with production monitoring and app performance optimization.

• Competent in system design for high-scale mobile applications.

• Experience with dependency management tools such as SPM, CocoaPods, Carthage.

• Solid working knowledge of CI/CD pipelines and automation tools.

• Advanced knowledge of networking protocols, including GraphQL, Protocol Buffers, streaming, pub-sub, and stack migration.

• Experience designing and maintaining shared code libraries or frameworks across projects.

Qualifications:

• Experience contributing to or leading delivery in cross-functional agile teams.

• Background in improving delivery velocity and app stability at scale.

• A strong sense of ownership and attention to detail.
  
  Please apply online with your CV.

Job Title: Senior iOS Engineer
Location: Manchester (2 days per week on-site)
Job Type: Contract
Rate: £500.00 per day inside IR35

My client is on a mission to simplify, personalize, and modernize their customer's buying experience—and they're looking for a talented iOS Engineer to help them deliver cutting-edge, scalable solutions powered by technologies like Swift, Generative AI, and more.

The Role:

• Design and build efficient, maintainable, crash-free iOS applications aligned with Apple platform guidelines.

• Take ownership of large-scale features, leading the full software development life cycle: design, development, testing, deployment, observability, and monitoring.

• Guide technical decision-making and provide mentorship, code reviews, and leadership within your team and across domains.

• Build flexible, forward-looking software solutions by anticipating feature evolution and reducing technical debt.

• Collaborate with cross-functional teams to deliver high-quality, impactful features.

• Break down complex features into manageable tasks, drive issue resolution, and execute efficiently.

• Drive end-to-end testing quality and continuously improve delivery velocity.

• Identify technical gaps and propose strategic solutions to improve system-wide performance and scalability.

Skills/Experience required:

• Proven expertise as a collaborative, self-driven engineer with a strong sense of ownership.

• Passion for learning and staying current with the latest in iOS technologies.

• Experience crafting technical strategies and roadmaps across multiple domains.

• Effective communicator with a team-first mindset and a desire to mentor and uplift others.

• A curiosity-driven attitude, eager to attend knowledge-sharing sessions and grow transferable skills.

Qualifications:

• Bachelor's degree in Computer Science, Electrical Engineering, or a related field.

• 6+ years of professional experience in native iOS development.

• Proficient in Swift, including advanced features such as generics and concurrency.

• Solid experience with Swift memory management and iOS design paradigms (HIG).

• Familiarity with modern design patterns and system design for large-scale mobile apps.

• Experience with testing tools, production monitoring, and CI/CD pipelines.

• Strong in networking protocols, including GraphQL, streaming, and pub-sub architectures.

• Skilled with dependency management tools such as SPM, CocoaPods, or Carthage.

• Experience designing and maintaining shared mobile codebases.

Please apply online with your CV.