Senior iOS Developer

Warsaw, Poland / 40 Hours per week, Monday to Friday

In the Mobile Team at HL, we pride ourselves for providing clients with the fastest, easiest and most convenient way to trade and manage savings and investment, anytime and anywhere. With over 500K active users, our mobile apps are the favourite way for our clients to sign up, engage and transact instantly, securely and delightfully with all HL’s products and services.

As a Senior iOS Developer you will work with our team of talented software engineers, to design, build and maintain our mobile application. If you are interested in joining a team of passionate people, this is the place to be in.

General information

  • Possible work locations:
    remote/hybrid/office (Warsaw Spire)
  • Salary gross (CoE):
    17 000 - 23 000 PLN
  • Salary net (B2B):
    19 500 - 26 000 PLN
  • Employment type:
    contract of employment/B2B
  • Company size:
    80 people
  • Travel involved:
  • Operating system:
  • Computer:
  • Monitors:
    24" x 2
  • Mobile phone:

Key Duties and Responsibilities:

  • Delivering new features and maintaining existing ones
  • Release new versions of the app and monitoring already released
  • Contribute to a Technical Roadmap
  • Ensure modern IOS best practices are applied
  • Utilisation of new features provided by the platform
  • Practical application of SOLID principles
  • Writing unit tests
  • Working with analytics team
  • Ownership of the codebase
  • Tackling tech debt
  • Supporting more junior team members
  • Drive change across the business
  • Advising product owners on technical challenges and implications
  • Active participation in Scrum ceremonies

Must have:

  • 5 years of experience with mobile development on iOS
  • Proficient with Swift
  • In depth understanding of IOS ecosystem
  • Understanding of Apple’s design and interface guidelines
  • Solid understanding of the iOS application release process and certification
  • Knowledge and good understanding of popular architectures and design patterns
  • Ability to apply SOLID principles
  • Familiarity with REST
  • Experience in Agile/Scrum methodology
  • A strong passion for Mobile Development and keeping up to date with the latest trends
  • Ability to collaborate in cross functional team based in two locations
  • Very good command of Polish & English
  • Fluent English (we work with colleagues in Bristol)
  • Team player
  • “Can do” attitude

Nice to have:

  • Computer Science Degree (Bachelor’s or Master’s)
  • Familiarity with Continuous Integration
  • Experience working with following development methodologies and tools: Git, Unit testing, UI tests, Jenkins, Fastlane and wider SDLC
  • Solid understanding of adaptive user interfaces and accessibility


  • Author’s rights (tax reliefs due to creative type of work)
  • Flexible working arrangements
  • PPE (4% employer contribution without any additional cost nor employee contributions required)
  • Annual bonus depending on performance
  • Conference budget
  • Training budget
  • English lessons with native speakers
  • Private health care
  • Life insurance
  • Sports card
  • Comfortable work environment in modern office
  • Well communicated location: close to Rondo Daszyńskiego
  • Bike parking
  • Gym
  • Play room
  • Shower
  • 2 additional days for volunteering events
  • MyBenefit Cafeteria (benefits platform)

Many opportunities to gain and share knowledge and ideas

  • Agile / SCRUM methodology
  • Opportunity to grow according to your level of expertise
  • Working with new technologies and a multi-diverse team
  • Many opportunities to share knowledge and ideas
  • In-house Trainings
  • Our ever-growing library

Supporting team

  • Best welcome for new employees
  • Buddy program
  • Team Events

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