App Developer - Android & iOS - Castle Employment Group - Scarborough, Yorkshire, United Kingdom

Job Description

App Developer - Android & iOS

Location: Scarborough 
Salary: Competitive, dependent on experience 
Hours: Monday to Friday, 9:00am – 5:30pm 
Working Pattern: Primarily on-site

 

The Opportunity 

We are supporting a well-established UK retail business with a strong digital presence, delivering products globally through a range of customer-facing apps and platforms. 

Following a shift in strategy to bring development capability fully in-house, they are investing in their mobile function and are looking to appoint an Android & iOS App Developer to join their growing team in Scarborough. 

This is a key hire within a stable and long-standing development environment, offering the chance to take real ownership of app development and contribute to the evolution of a high-traffic eCommerce platform. 

 

The Role 

Working closely with a Senior App Developer, you will play a hands-on role in the development, improvement and maintenance of customer-facing mobile applications across both Android and iOS. 

This role would suit someone who is comfortable working autonomously, but also collaborative in approach, with the confidence to contribute ideas and challenge where appropriate. 

 

Key responsibilities: 

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  Develop and maintain Android and iOS applications in a live eCommerce environment 

  
  

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  Work with internal stakeholders to enhance app functionality and user experience 

  
  

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  Implement new features and improvements aligned to business and customer needs 

  
  

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  Ensure applications remain up to date with platform changes and best practice 

  
  

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  Support integration with third-party services where required 

  
  

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  Identify and resolve issues proactively, maintaining performance and usability 

  
  

 

Required Experience 

Essential: 

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  Commercial or demonstrable experience in: 

  
  

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  Kotlin and Jetpack Compose 

  
  

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  Swift and SwiftUI 

  
  

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  Ability to showcase work through projects, portfolio or technical assessment 

  
  

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  Experience building and maintaining mobile applications in a production environment 

  
  

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  Strong problem-solving capability and attention to detail 

  
  

Desirable: 

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  Experience working within eCommerce or customer-facing applications 

  
  

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  Exposure to modern mobile development practices and frameworks 

  
  

 

About You 

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  Comfortable working with a high level of autonomy 

  
  

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  Proactive, inquisitive and not afraid to ask questions 

  
  

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  Keen to learn and develop within a collaborative team environment 

  
  

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  Strong communicator with a mature and professional approach 

  
  

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  Motivated by delivering high-quality user experiences 

  
  

 

Team & Environment 

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  Established development function with over 20 developers across front-end, back-end and mobile 

  
  

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  Strong retention and long tenure across the team 

  
  

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  Supportive environment with clear opportunity for progression and development 

  
  

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  Business investing in bringing technology capability in-house, offering long-term stability and growth 

  
  

 

Interview Process 

Stage 1: Informal Teams or on-site discussion (30–45 minutes) 

Stage 2: On-site technical interview, including practical assessment 

 

Additional Information 

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  Free on-site parking available 

  
  

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  Easily accessible via public transport, including nearby train links 

  
  

 

If you are an Android and iOS Developer looking for a role where you can take ownership, contribute to a growing in-house function and work within a stable retail environment, this opportunity offers a strong long-term platform. 

Apply now or get in touch for a confidential discussion.