Senior iOS Developer (Remote from Spain)

Das ist der Job

We are leaders in digital technology services, delivering large‑scale technological solutions to major companies.

Darum lohnt es sich

Key Responsibilities • Contribute to the development of fully native mobile applications, ensuring a seamless and engaging user experience • Collaborate with the Engineering Manager and team to evaluate technical decisions, risks, and architecture • Act as a technical evangelist, mentoring and coaching junior engineers • Develop well‑structured, scalable, and well‑tested code for iOS apps and backend orchestration services • Drive innovation within the team and contribute to technical initiatives • Work closely with senior engineers across teams to maintain a compelling mobile offering • Promote engineering best practices including quality, testing, and collaboration Mandatory Requirements • Proven experience delivering high‑quality native iOS applications at scale • Strong programming skills in Swift and deep knowledge of the iOS ecosystem • Expertise with modern iOS development tools: Git, Xcode, XCTest, XCUITest, Jenkins • Solid understanding of iOS platform capabilities in enterprise environments • Experience mentoring or guiding junior engineers • Strong communication skills and ability to collaborate across teams • Passion for quality, applying practices such as Pair Programming, TDD, and BDD • Interest in cloud technologies, especially AWS • English C1 Nice to Have • Hands‑on experience with AWS/cloud environments • Experience working in complex or regulated environments • Strong problem‑solving mindset focused on real‑world challenges • Curiosity and willingness to learn new technologies, tools, and frameworks Benefits • 23 days of Annual Leave plus the 24th and 31st of December as discretionary days • Numerous benefits (Health Care Plan, Internet Connectivity, Life and Accident Insurances) • Retribution Flexible Program: Meals, Kinder Garden, Transport, online English lessons, Health Care Plan, etc. • Free access to several training platforms • Professional stability and career plans • Referral compensation program • Option to pick between 12 or 14 payments along the year • Real Work‑Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summer) • UST Club Platform discounts and gym access discounts Equal Opportunity Statement UST is committed to equal opportunities in our selection processes and does not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality.

Overview UST is a multinational company based in North America, a certified Top Employer and Great Place to Work, with over 35,000 employees across more than 35 countries. Role Summary Senior iOS Software Engineer. Passionate about building high‑quality mobile experiences at scale and contributing to impactful digital products.

High English level is required. We have a special commitment to disability & inclusion, so we are interested in hiring people with disability certificates.