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Open Systems Technologies

iOS Developer

Open Systems Technologies
Canada · Contract · Mid-Senior

Description

We are seeking a Senior iOS Developer who is passionate about great software and motivated to make a huge impact with our mobile development on one of the flagship E*TRADE trading platforms. We are excited about candidates who are creative, innovative and enjoy working through problems which ultimately results in solid software designs that are tailored completely for our users. To be a successful member of this team you must prioritize quality and be driven by self-motivation to succeed.

Responsibilities

• Contribute to the mobile application strategy

• Design and implement features for a suite of Mobile Applications

• Learn and apply new technologies, best design practices and usability patterns

• Contribute to end-to-end system architecture, working with back-end engineers

• Collaborate with product managers and other technical teams to create optimized and delightful user experiences.

• Maintain source code quality, provide code review feedback, and help create team coding principles.

• Mentor, train, and provide guidance to other team members and lead by example.


Basic Qualifications:

• Bachelor's degree in Computer Science (or equivalent experience)

• 10 years of software development experience with Apple platforms

• Expert knowledge of Swift

• Broad experience with the iOS SDK, particularly UIKit, SwiftUI, and Foundation

• Solid experience with asynchronous programming using structured concurrency and GCD

• Understanding of reactive paradigms, experience using Combine and/or RxSwift is a plus

• Solid understanding of the MVVM architectural pattern

• Experience with consuming and designing RESTful API type web services. Experience with realtime streaming frameworks like Socket.io, Ably, or LightStreamer is a huge plus.

• Strong knowledge of iOS UI design principles, patterns, and best practices. iPadOS is a plus. The ability to cleanly integrate with both in one codebase is ideal.

• Strong fundamentals with XCTest, and hopefully you’ve heard of SwiftTest. You don’t aim for 100% coverage, but instead focus on what really matters.

• Excellent debugging and optimization skills, including use of Instruments for identifying issues as they arise, and utilizing performance testing to ensure they don’t happen in the first place.

Key Skills

Ranked by relevance

ios rxswift ui
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Posted
Mar 14, 2025
Type
Contract
Level
Mid-Senior
Location
Calgary

Industries

Banking Financial Services Capital Markets

Categories

Information Technology

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