Senior Mobile

hace 4 semanas


Barcelona, España ProtonMail A tiempo completo

A better internet, where privacy is the default, is possible. Building this better internet might seem daunting or even unthinkable, but at Proton, this is what we do every day.

Proton was founded in 2014 by a group of scientists who met at the European Organization for Nuclear Research (CERN). Our first product, Proton Mail, is now the world’s largest encrypted email service. Subsequent Proton products, such as Proton VPNProton Calendar, and Proton Drive, give our users full control over how and with whom their data is shared.

Today, Proton makes privacy universally accessible. Journalists from outlets like The Guardian and The New York Times, some of the world’s largest organizations, and people in more than 180 countries have signed up for over 70 million accounts. Our diverse and dynamic team is made up of more than 400 members representing over 40 different nationalities. While we are based in Geneva, Switzerland, we have offices in Zurich, Prague, London, Vilnius, Skopje, Taipei, and many more employees working remotely around the world.

Join one of Europe’s fastest-growing companies to help us solve challenging problems and build new products that will reach hundreds of millions of people. We want to create more than just one of the world’s most impactful tech companies; we want to create a new internet that serves the interests of all people. We need you, your voice, your ideas, and your ambition to make it happen.

Purpose of the role:

Proton is a mobile-first company, building an Internet that respects the privacy and puts people (not advertisers) first. The products you build will impact the lives of millions of users, so a strong emphasis on quality is required. Our team combines deep mathematical and technical knowledge from the world's top research institutions with expertise in building easy-to-use user interfaces. Together, we are building the encrypted communication technologies of the future. 

What you will do

Build features in all of Proton's products.Close interactions with products and engineers across the company.Build scalable software architecture through software engineering best practices.Optimise user experience and design.

Job requirements

Extensive experience in iOS or macOS development, in particular with Swift and with in-app payments (StoreKit 1 and 2).Experience with the full lifecycle of iOS app development from coding and testing to QA, app review and publishing in-app purchases in the AppStore.Have a passion for mentoring other engineers and helping them grow.Passionate about user interaction, usability, and providing an excellent user experience.Demonstrated experience driving change within an organization and leading complex technical projects.Extensive experience building maintainable and testable code bases, including API design and unit testing techniques.Extensive experience with multithreading programming and mobile memory management.

Bonus points for:

Experience with SPM.Experience with developing apps for the Android ecosystem.Experience with Kotlin.

Why should you join Proton?

Be part of a movement - Proton is not just a product or service but a community-driven movement united by a shared vision of online freedom. Our services are open source, audited, and supported by community contributions. We give back to our community by maintaining core encryption libraries and by supporting other organizations furthering the same goals as us. Proton is free, open source, neutral, independent, and community first, while remaining financially sustainable.Work with smart and dedicated people - Our team is diverse, collaborative, and tight-knit with people coming from all walks of life, including many of the world’s top academic institutions and organizations, such as MIT, Harvard, Stanford, Caltech, Cambridge, and ETH.Join a strong brand - Our encrypted email service - Proton Mail - has grown to be a staple of online security and privacy. Proton has been featured in multiple popular television and film productions, such as Mr. Robot, Knives Out, Sounds of Metal, and more.Grow with us - We’re one of Europe’s fastest-growing startups, doubling in size every year. Our growth gives you limitless career and educational opportunities as well as the opportunity to work side-by-side with many world-leading experts in their fields.Have your voice heard - We value your opinion and encourage you to speak up and share your ideas and thoughts. At Proton, no problem is someone else’s problem. We collectively strive to do the right thing and be the undisputed best in the world at everything we do.Benefits – these vary by location and type of contract but expect support on your vacation, parental leave, refreshment if working from the office, learning and development opportunities, equity for shared success, flexible working hours and remote work, company events and team building activities.

Proton does not accept unsolicited resumes from any sources other than directly from a candidate. Proton will not pay a fee for any placement resulting from the receipt of an unsolicited offer, even in a situation when the relevant candidate is employed by Proton.


  • Senior Mobile Engineer

    hace 3 días


    Barcelona, España OLX A tiempo completo

    Senior Mobile Engineer Remote Spain, Spain / Barcelona, SpainOLX – Engineering /Full-time /Remote WELCOME TO OLX At OLX, we work together to build a more sustainable world through trade .We make it safe, smart, and convenient to buy and sell cars, find housing, get jobs, buy and sell household goods, and more. Our colleagues around the world help to...

  • Senior Mobile Developer

    hace 3 semanas


    Barcelona, España Manomano A tiempo completo

    At ManoMano, we bet on passionate and innovative people! Are you looking for a great environment to grow professionally and personally? Join us in this tremendous adventure! ABOUT Launched in 2013, ManoMano is the European leader specialised in DIY, home improvement and gardening online. ManoMano brings together the largest offer of DIY & gardening online...

  • Senior Mobile Developer

    hace 3 semanas


    Barcelona, España Manomano A tiempo completo

    At ManoMano, we bet on passionate and innovative people! Are you looking for a great environment to grow professionally and personally? Join us in this tremendous adventure! ABOUT Launched in 2013, ManoMano is the European leader specialised in DIY, home improvement and gardening online. ManoMano brings together the largest offer of DIY & gardening online...

  • Senior Mobile Developer

    hace 2 semanas


    Barcelona, España Manomano A tiempo completo

    At ManoMano, we bet on passionate and innovative people! Are you looking for a great environment to grow professionally and personally? Join us in this tremendous adventure! ABOUT Launched in 2013, ManoMano is the European leader specialised in DIY, home improvement and gardening online. ManoMano brings together the largest offer of DIY & gardening online...

  • Senior Mobile Developer

    hace 2 semanas


    Barcelona, España Manomano A tiempo completo

    At ManoMano, we bet on passionate and innovative people! Are you looking for a great environment to grow professionally and personally? Join us in this tremendous adventure! ABOUT Launched in 2013, ManoMano is the European leader specialised in DIY, home improvement and gardening online. ManoMano brings together the largest offer of DIY & gardening online...


  • Barcelona, España 11Onze A tiempo completo

    El equipo de Mobile Apps es el responsable de nuestras aplicaciones para clientes de Android e iOS, que ofrecen servicios financieros a nuestros clientes, abarcando tanto el backend como el frontend. Se trata de un equipo ágil y transversal, con un alcance claro y bien definido, que requiere que los ingenieros de Backend, Android e iOS colaboren en la...

  • Senior Backend Engineer

    hace 4 semanas


    Barcelona, España 11Onze A tiempo completo

    El equipo de Mobile Apps es el responsable de nuestras aplicaciones para clientes de Android e iOS, que ofrecen servicios financieros a nuestros clientes, abarcando tanto el backend como el frontend. Se trata de un equipo ágil y transversal, con un alcance claro y bien definido, que requiere que los ingenieros de Backend, Android e iOS colaboren en la...

  • Senior Backend Engineer

    hace 2 semanas


    Barcelona, España 11Onze A tiempo completo

    El equipo de Mobile Apps es el responsable de nuestras aplicaciones para clientes de Android e iOS, que ofrecen servicios financieros a nuestros clientes, abarcando tanto el backend como el frontend. Se trata de un equipo ágil y transversal, con un alcance claro y bien definido, que requiere que los ingenieros de Backend, Android e iOS colaboren en la...

  • Senior Backend Engineer

    hace 2 semanas


    Barcelona, España 11Onze A tiempo completo

    El equipo de Mobile Apps es el responsable de nuestras aplicaciones para clientes de Android e iOS, que ofrecen servicios financieros a nuestros clientes, abarcando tanto el backend como el frontend.Se trata de un equipo ágil y transversal, con un alcance claro y bien definido, que requiere que los ingenieros de Backend, Android e iOS colaboren en la...

  • Senior Mobile Engineer

    hace 6 horas


    Barcelona, España Zerog - Ai In Aviation A tiempo completo

    WELCOME TO OLX At OLX, we work together to build a more sustainable world through trade. We make it safe, smart, and convenient to buy and sell cars, find housing, get jobs, buy and sell household goods, and more. Our colleagues around the world help to serve millions of people around the world every month, through its well-loved consumer brands including...

  • Senior Product Manager

    hace 4 semanas


    BARCELONA, España Talent Search People A tiempo completo

    ¡Únete al emocionante proyecto como Senior Product Manager / Head of Product - Mobile Specialist para liderar nuestra estrategia de productos móviles en una misión para revolucionar la salud y el bienestar a través de nuestra innovadora aplicación móvil, con más de 5 millones de usuarios y en constante crecimiento. Si tienes experiencia en liderazgo,...

  • Senior Product Manager

    hace 1 semana


    BARCELONA, España Talent Search People A tiempo completo

    ¡Únete al emocionante proyecto como Senior Product Manager / Head of Product - Mobile Specialist para liderar nuestra estrategia de productos móviles en una misión para revolucionar la salud y el bienestar a través de nuestra innovadora aplicación móvil, con más de 5 millones de usuarios y en constante crecimiento. Si tienes experiencia en liderazgo,...

  • Senior Product Manager

    hace 4 semanas


    Barcelona, España Talent Search People A tiempo completo

    ¡Únete al emocionante proyecto como Senior Product Manager / Head of Product - Mobile Specialist para liderar nuestra estrategia de productos móviles en una misión para revolucionar la salud y el bienestar a través de nuestra innovadora aplicación móvil, con más de 5 millones de usuarios y en constante crecimiento. Si tienes experiencia en liderazgo,...

  • Senior Product Manager

    hace 2 semanas


    Barcelona, España Talent Search People A tiempo completo

    ¡Únete al emocionante proyecto como Senior Product Manager / Head of Product - Mobile Specialist para liderar nuestra estrategia de productos móviles en una misión para revolucionar la salud y el bienestar a través de nuestra innovadora aplicación móvil, con más de 5 millones de usuarios y en constante crecimiento. Si tienes experiencia en liderazgo,...


  • Barcelona, España Leadtech Group A tiempo completo

    Description We’re looking for a Senior Mobile Developer who is passionate about their work, adapts easily, and shares our company values! A little bit about us Leadtech has been fostering and developing innovative digital businesses across several industries since 2009. It has since then expanded to a team of over 500 committed employees working...

  • Senior Mobile Developer

    hace 2 semanas


    Barcelona, España Leadtech Group A tiempo completo

    Description We’re looking for a Senior Mobile Developer who is passionate about their work, adapts easily, and shares our company values! A little bit about us Leadtech has been fostering and developing innovative digital businesses across several industries since 2009. It has since then expanded to a team of over 500 committed employees working...

  • Senior Mobile Engineer

    hace 4 semanas


    Barcelona, España ProtonMail A tiempo completo

    A better internet, where privacy is the default, is possible. Building this better internet might seem daunting or even unthinkable, but at Proton, this is what we do every day.Proton was founded in 2014 by a group of scientists who met at the European Organization for Nuclear Research (CERN). Our first product, Proton Mail, is now the world’s largest...

  • Senior Mobile Engineer

    hace 2 semanas


    Barcelona, España ProtonMail A tiempo completo

    A better internet, where privacy is the default, is possible. Building this better internet might seem daunting or even unthinkable, but at Proton, this is what we do every day.Proton was founded in 2014 by a group of scientists who met at the European Organization for Nuclear Research (CERN). Our first product, Proton Mail, is now the world’s largest...


  • Barcelona, España Cambridge Mobile Telematics A tiempo completo

    Equal Employment Opportunity Statement: Cambridge Mobile Telematics provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, sexual orientation, protected veteran status or genetics. In addition to federal law requirements, Cambridge Mobile...

  • Senior Mobile Engineer

    hace 6 días


    Barcelona, España Proton A tiempo completo

    A better internet, where privacy is the default, is possible. Building this better internet might seem daunting or even unthinkable, but at Proton, this is what we do every day. Today, Proton makes privacy universally accessible. Journalists from outlets like _The Guardian_ and _The New York Times_, some of the world's largest organizations, and people in...