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Principal iOS Engineer, New York

IonNY

$180K – $200KEngineeringPrincipalFull time10+ yrs
Source-verified: read directly from this employer's own lever job board, not a repost.On-sitePosted (3 months ago)Last verified (today)

At a glance

Location
NY
Workplace
On-site
Pay
$180K – $200K
Employment type
Full time
Experience
10+ years
Education
No degree requirement stated
Job family
Engineering
Seniority
Principal
Posted by employer
23 July 2026
Last verified open
23 October 2026
Region and country
NY, US
Team
Lab49
Listed via
Lever

What the employer wrote

Copilot said:        LAB49 is currently looking for a Principal iOS Engineer who will play a critical role on key projects for Lab49 clients. Working in a collaborative and innovative project team, with direct client-facing interactions, you will have an opportunity to apply your skills and expertise to design innovative applications that solve complex problems and enhance performance and productivity at our marquis clients. In this dynamic role you will be working within a dedicated team to enhance a flagship wealth management mobile platform for ultra-high-net-worth individuals, delivering new features, modernizing existing experiences, and driving continuous product innovation. Lab49 is an award-winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science. Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally. Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to business problems but delivering them into production.

Responsibilities • Develop and maintain robust iOS applications using Swift and SwiftUI/ UIKit, ensuring optimal performance and responsiveness.  

• Collaborate with product managers, UI/UX designers, and backend developers to define, design, and ship new features.  

• Write clean, maintainable, and efficient code, adhering to best practices and architectural patterns (e.g., MVVM).  

• Perform unit and integration testing to ensure application quality and stability.  

• Troubleshoot, debug, and optimize application performance.  

• Stay up-to-date with the latest mobile technologies, frameworks, and industry trends.  

• This is an onsite role - 5 days/ week in the World Trade Center are in NYC

Required Skills And Experience • 10-12+ years of experience with native iOS development  

• Proficiency in Swift and experience with native iOS development tools such as Xcode, SwiftUI, and UIKit  

• Experience with GitLab/ GitHub

• Familiarity with integrating RESTful APIs and third-party libraries  

• Understanding of mobile UI/UX principles and best practices to create intuitive and engaging user experiences  

Preferred Qualifications • A strong portfolio of released applications on the App Store  

• Experience with AppConfig community standards and enterprise app distribution  

• Experience with agile development methodologies  

• Knowledge of continuous integration and continuous deployment (CI/CD) pipelines for mobile applications  

• Knowledge and/ or experience with the asset management (ideally - wealth management) domain  

Our total rewards program is designed to support employee well-being and professional growth. We offer a competitive benefits package including a discretionary bonus, paid holidays, a 401(k), and comprehensive medical, dental, and vision coverage. Additional benefits include life insurance, short and long-term disability, Commuter FSA, Family Building Benefits, and more. All benefits are subject to eligibility requirements. Lab49 is a specialist strategy, design, and technology consulting company dedicated to the financial services industry. We were founded in 2002 to fill a need in the Financial Technology marketplace for high-end execution and reliable delivery of technology projects.

Our consultants are experts in strategy, user experience, architecture, engineering, and delivery management. We combine knowledge of the latest trends in technology with deep domain expertise to deliver innovative solutions with accelerated time-to-market.

We have office hubs in Midtown Manhattan, Washington DC, London, Budapest, New Delhi and Sydney.

Lab49/ION is committed to maintaining a supportive and inclusive environment for people with diverse backgrounds and experiences. We respect the varied identities, abilities, cultures, and traditions of the individuals who comprise our organization and recognize the value that different backgrounds and points of view bring to our business.Lab49/ION adheres to an equal employment opportunity policy that prohibits discriminatory practices or harassment against applicants or employees based on any legally impermissible factor.

Where this record came from

Read from Ion's own Lever job board on , and last confirmed still open on . The employer published it on 23 July 2026. Jobsearch.ing did not write, edit or rank this posting, and does not vet the employer. View the original posting.

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