Software Engineer, iOS

Snap Inc.; City of Westminster; Hybrid; GBP 40,000 - 60,000; Full time

Job summary

A renowned technology firm in the City of Westminster seeks an experienced iOS Developer. Candidates should have a Bachelor's in Computer Science or similar, along with proficiency in Swift and Objective-C. Responsibilities include app development, performance optimization, and collaboration across teams. The position is full-time, with benefits like medical coverage and parental leave. Expect to work in the office 80% of the time while promoting an inclusive environment.

Benefits

Comprehensive medical coverage

Paid parental leave

Emotional and mental health support programs

Qualifications

• Proven understanding of Objective-C Runtime.
• Experience developing iOS apps.
• Ability to evaluate technical tradeoffs.

Skills

iOS frameworks (e.g. UIKit, Foundation, Core Animation, Core Data)

Proficiency in Objective-C and Swift

Multithreading and performance optimization techniques

Strong problem-solving skills

Collaborative team player

Education

Bachelor's degree in Computer Science or equivalent

Master's degree in relevant field (preferred)

Job description

• Proven understanding of Objective-C Runtime and processes which run under the hood
• Knowledge of the OS internals compilers optimization for low-power and mobile systems
• Proficiency with multithreading and performance optimization techniques for iOS
• Strong CS fundamentals (algorithms and data structures) and problem‑solving skills
• Knowledge of software design patterns and iOS best practices
• Ability to evaluate technical tradeoffs independently and make informed decisions to balance performance, scalability and maintainability
• Strong problem-solving skills with the capability to debug, troubleshoot and optimise complex systems
• Proactive and collaborative team player with effective communication skills capable of mentoring junior developers and contributing to cross-team discussions

Minimum Qualifications

• Bachelor's degree in a relevant technical field such as computer science or equivalent years of practical work experience
• Experience developing iOS apps using Swift and Objective‑C
• Ability to collaborate effectively with cross-functional teams (product, design, backend)
• Strong knowledge of iOS frameworks (e.g. UIKit, Foundation, Core Animation, Core Data)
• Experience working on mobile subscription products

Preferred Qualifications

• Master's degree in a relevant technical field such as computer science or equivalent years of practical work experience
• Deep understanding of iOS performance optimization
• Shipped and maintained large‑scale user‑facing iOS applications with significant traffic, APIs, REST, design patterns, Objective‑C, Swift, application development, SDKs, SQLite, JSON

Employment Type: Full‑Time

Experience: years

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves live in the moment, learn about the world and have fun together. The company's three core products are Snapchat – a visual messaging app that enhances your relationships with friends, family and the world; Lens Studio – an augmented reality platform that powers AR across Snapchat and other services; and its AR glasses Spectacles.

Default Together Policy at Snap

At Snap Inc. we believe that being together in person helps us build our culture faster, reinforce our values and serve our community, customers and partners better through dynamic collaboration. To reflect this we practice a default together approach and expect our team members to work in an office at least 80% of the time (an average of 4 days per week). For roles with remote consideration: remote team members still are expected to travel for mandatory in‑person gatherings and to fulfill business needs at least 4 to 6 times per year.

At Snap we believe that having a team of diverse backgrounds and voices working together will enable us to create innovative products that improve the way people live and communicate. Snap is proud to be an equal‑opportunity employer and committed to providing employment opportunities regardless of race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex, gender identity, gender expression, pregnancy, childbirth and breastfeeding, age, sexual orientation, military or veteran status or any other protected classification in accordance with applicable federal, state and local laws. EOE including disability / vets.

Benefits

Snap Inc. is its own community so we’ve got your back! We do our best to make sure you and your loved ones have everything you need to be happy and healthy on your own terms. Our benefits are built around your needs and include paid parental leave, comprehensive medical coverage, emotional and mental health support programs and compensation packages that let you share in Snap’s long‑term success.