{"id":2543518,"url":"https://alion.io/job/trainline-ios-engineer","title":"iOS Engineer","company":{"id":4051,"name":"Trainline","domain":"thetrainline.com","url":"https://alion.io/company/trainline","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":null},"role":"Mobile","role_family":"Mobile","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":78000,"max_usd":198000,"period":"year","method":"role_country_seniority_unknown","sample_n":26},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Objective-C","optional":false},{"name":"Swift","optional":false},{"name":"SwiftUI","optional":false},{"name":"UIKit","optional":false}],"status":"live","first_seen_at":"2026-10-14T16:11:28Z","employer_posted_date":"2026-10-14","last_verified_at":"2026-10-14T19:39:53Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"About us\nAt Trainline, our purpose is to empower greener travel choices, connecting people and places. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and B2B partner channels.\nGreat journeys start with Trainline\nWe’re Europe’s leading independent rail platform, helping millions of travellers find and book the best-value rail and coach journeys across our app, website and partner channels.\nOur job is to make the green travel choice the best choice. By building a better train travel experience, we help more people choose rail - creating a positive impact for customers, our business and the planet.\nWe’re a team of more than 1,000 Trainliners from over 50 nationalities, working across London, Paris, Barcelona, Milan, Edinburgh and Madrid. Now is a brilliant time to join us and help shape the future of travel.\nIntroducing the Trainline Mobile Team\nOur Mobile Engineers build the travel companion in your pocket, the Trainline app. From the smart, seamless booking experience to the buy-flow that gets millions of people on their way, the team shapes how customers plan and take their journeys every day.\nYou'll be joining the Trainline Media, focused on building new experiences and unlocking revenue opportunities beyond rail ticket sales. The team helps connect customers with relevant media, advertising and partner offerings throughout their travel journey, creating value for both our customers and the business.\nThis is an exciting opportunity to help shape a growing area of Trainline, where engineering, product thinking and experimentation come together to deliver new experiences at scale and make a meaningful commercial impact.\nEngineers work in cross-functional squads made up of iOS, Android, Web and Backend colleagues. Each squad is led by an Engineering Manager and partners closely with a Product Manager. We value open collaboration and a welcoming environment where everyone's ideas are heard.\nIn this role as the iOS Engineer, you will...\nBuild and deliver new features for the Trainline iOS app, with a focus on Trainline Media and helping grow revenue beyond traditional rail ticket sales.\n\nHelp shape how media, advertising and partner experiences are integrated into the app, ensuring they are seamless, relevant and valuable to customers.\n\nWork closely with Product Managers, Designers and engineers to experiment with new ideas, measure their impact and continuously improve the experience.\n\nChampion quality in everything you and your squad build, from thoughtful testing to constructive code reviews.\n\nContinuously improve the codebase, leaving it simpler, healthier and easier for everyone to work in.\n\nKeep customers at the heart of your decisions, balancing great user experiences with new commercial opportunities.\n\nSpot and help remove obstacles, delays and wasted effort, so your squad can keep moving smoothly.\n\nContribute to technical decisions by sharing your perspective and helping shape the direction of a growing product area.\n\nSupport your teammates through coaching and mentoring, helping others to learn and grow.\n\nTake ownership of the development lifecycle from code to production, including deployment and monitoring.\n\nWe'd love to hear from you if you have...\nHands-on experience building and shipping iOS apps with Swift, SwiftUI and UIKit, and ideally some exposure to Objective-C.\n\nA genuine care for quality and for customers, with a track record of delivering reliable, well-tested features.\n\nA strong product mindset, with an interest\n\nMore information:\nEnjoy fantastic perks like private healthcare & dental insurance, a generous work from abroad policy, 2-for-1 share purchase plans, an EV Scheme to further reduce carbon emissions, extra festive time off, and excellent family-friendly benefits.\nWe prioritise career growth with clear career paths, transparent pay bands, personal learning budgets, and regular learning days. Jump on board and supercharge your career from day one!\nWe're operating a hybrid model and ask that Trainliners work from the office a minimum of 60% of their time over a 12-week period. We also have a 28-day Work from Abroad policy.\nOur values represent the things that matter most to us and what we live and breathe everyday, in everything we do:\nThink Big - We're building the future of rail\n\nOwn It - We focus on every customer, partner and journey\n\nTravel Together - We're one team\n\nDo Good - We make a positive impact\n\nWe know that having a diverse team makes us better and helps us succeed. And we mean all forms of diversity - gender, ethnicity, sexuality, disability, nationality and diversity of thought. That's why we're committed to creating inclusive places to work, where everyone belongs and differences are valued and celebrated.\nInterested in finding out more about what it's like to work at Trainline? Why not check us out on LinkedIn, Instagram and Glassdoor!","description_format":"text","description_chars":4993,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Dental insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Ticketing","Travel Technology"],"lifecycle":[{"event":"open","at":"2026-10-14T16:16:10Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":40,"reasons":["conf:3","win:early"],"computed_at":"2026-10-14T23:00:57Z"},"pay":null,"html_url":"https://alion.io/job/trainline-ios-engineer","json_url":"https://alion.io/job/trainline-ios-engineer.json","meta":{"generated_at":"2026-10-14T23:00:57Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":32,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4051},"rest":"https://alion.io/mcp/rest/get_company?id=4051"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftrainline-ios-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Ftrainline-ios-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Ftrainline-ios-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/trainline-ios-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftrainline-ios-engineer"}]}