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Top Senior Level iOS Developer Jobs in Denver & Boulder, CO

36+ Job Results
23 Hours Ago
Colorado, CO
Remote
12,000 Employees
168K-297K Annually
7+ Years of Experience
12,000 Employees
168K-297K Annually
7+ Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
Join Square's Back Office Team as a Senior Software Engineer, iOS. Help build a unified super app for Square sellers, collaborating with designers and product managers to create a seamless user experience. Utilize your expertise in Swift, Reactive Swift, and combine to influence sellers' daily decisions.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
23 Hours Ago
Colorado, CO
Remote
12,000 Employees
240K-359K Annually
7+ Years of Experience
12,000 Employees
240K-359K Annually
7+ Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
Lead the architecture, design, and implementation of critical Catalog and Inventory features. Represent the team in architectural discussions and stakeholder conversations. Collaborate with other lead iOS engineers to identify bottlenecks and pain points in developer experience.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
23 Hours Ago
Colorado, CO
Remote
12,000 Employees
168K-297K Annually
5-7 Years of Experience
12,000 Employees
168K-297K Annually
5-7 Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
As a Senior iOS Software Engineer on the Banking Mobile team at Square, you will design and build advanced applications for the iOS platform, collaborate with cross-functional teams to deliver new features for banking products, and continuously explore new technologies to maximize product impact. You will also mentor junior engineers and participate in code reviews.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
Yesterday
Colorado, CO
Remote
Hybrid
12,000 Employees
240K-359K Annually
7+ Years of Experience
12,000 Employees
240K-359K Annually
7+ Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
As a Principal iOS Software Engineer in the Catalog and Inventory team at Square, lead the architecture, design, and implementation of critical features for stock and catalog management solutions. Collaborate with cross-functional teams to ensure a seamless user experience for sellers worldwide. Mentor engineers and promote a culture of engineering excellence.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
Yesterday
Colorado, CO
93,000 Employees
124K-220K Annually
5-7 Years of Experience
93,000 Employees
124K-220K Annually
5-7 Years of Experience
Information Technology • Internet of Things • Mobile • On-Demand • Software
Responsible for network engineering activities to maintain and enhance the company's telecommunications and signal processing systems. Collaborates with technical operations staff on network design, configuration, and troubleshooting. Mentors junior and senior technical staff and ensures compliance with industry standards.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+46 More

Featured Jobs

3 Days Ago
Colorado, CO
Remote
20,000 Employees
109K-186K Annually
5-7 Years of Experience
20,000 Employees
109K-186K Annually
5-7 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Design, deploy, troubleshoot, and manage networks for US Federal customers. Lead engagements, mitigate outages, and provide mentorship for operational improvements. Collaborate with project managers and SRE team on software upgrades and maintenance. Participate in on-call schedule and contribute to planned change introductions.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
16 Days Ago
Colorado, CO
Remote
3,300 Employees
168K-240K Annually
7+ Years of Experience
3,300 Employees
168K-240K Annually
7+ Years of Experience
Information Technology • Security • Cybersecurity
The Mid-Senior Software Engineer will work on the implementation of Zero Trust clients using cross-platform frameworks and Rust. They will be responsible for developing responsive and user-friendly apps for desktop and mobile platforms, as well as high-performance networking code. The successful candidate should have a good understanding of different platforms, lower-level operating system concepts, and networking protocols.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
9 Days Ago
Colorado, CO
110K-130K Annually
7+ Years of Experience
110K-130K Annually
7+ Years of Experience
Fintech • Payments
Senior Software Engineer responsible for front-end development, ensuring customer-friendly landing pages, and collaborating with geographically distributed teams. Key responsibilities include agile development, system design, code reviews, and cross-functional collaboration. Requires 5+ years of experience in developing web applications, strong knowledge of AngularJS, ReactJS, NodeJS, and proficiency in web/mobile application development technologies.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+49 More
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