About OpenSignal : Careers

Careers at opensignal

Our vision is to harness the next billion sensors. Join us now!

The modern smartphone is a symphony of different sensors that can measure changes in the world in a more advanced way than ever before. We think of them as a probe-in-your-pocket that turns the world into a giant laboratory that we can study. The latest models are equipped with ever more sensors - up to 15+ on each device - and with over 2 billion smartphones in the world we have billions of new eyes through which to see the world and our vision is to harness the possibilities that arise from this sensor revolution.

Open roles

Improving Signal, Together

We have built the most exhaustive dataset on the wireless industry to date through leveraging mobile sensors. This data is directly measured from consumer devices as opposed to traditional methods of simulating or approximating mobile experience. Headquartered in London, we are the de-facto source of insight into mobile coverage and performance globally. We increase transparency in the wireless industry by publishing reports on the quality of mobile networks, offering unbiased coverage maps and empowering people with the tools they need to get better mobile connectivity in a hassle free way.

Open roles

Working at OpenSignal

We care about getting work done and the end product, not how you go about it. We encourage frank and open discussion. We work hard but know it's important to enjoy the journey.

Other reasons to join OpenSignal

  • Have an impact from day one
  • Stock options to share our growth
  • Constant exposure to learning opportunities
  • Smart team and top investors
  • Beautiful office in London by Angel station
  • £500 annual personal development fund
  • Kitchen filled with beer, coffee, tea, fruit and cookies
  • Relaxed work environment
  • Growing library of books
  • Regular team events and learning talks

What are we looking for?

We are in search of an entrepreneurial, ambitious and exceptional Sales Director based in South America or Southern USA to establish and shape our presence in the Latin America Region and grow our sales revenue from mobile operators. Some of our existing clients in the region include Movistar and Telefonica. You are commercially astute with experience to lead the contract negotiations. You will utilize your creativity in planning and executing a territory sales strategy to grow and maximize OpenSignal's sales revenues with existing and new clients. Our 2016 sales quota for the region is anticipated to be in excess of US$1M and we want you to exceed these targets.

You will be based in South America or Southern USA and travelling more than 50% of the time in the region, however, you will be working closely with our team in London to successfully position OpenSignal in the market and ensure maximum leverage and return from HQ driven promotional initiatives.

  • Minimum 5 years experience as an Individual quota bearing contributor with an exceptional track record of achieving and exceeding sales targets and business objectives.
  • Demonstrable 'new business' results. Personally having taken new customer wins from 'Prospecting' to successful 'Closure'.
  • Significant experience of selling innovative solutions with a consultative approach to mobile operators through direct and indirect sales models
  • Intimate knowledge of the Tier 1 mobile operator space across LATAM.
  • Flexible to travel throughout the LATAM region (Minimum 50% of time). Ideal location would be close to an International Airport in South America or Southern USA. Exceptional candidates based in Spain will also be considered.
  • Highly articulate with excellent communication, interpersonal and presentation skills. Fluent in English language.
  • A good understanding of Cellular technologies, Customer Experience sectors, Network quality/performance metrics, operational structures and processes. Sufficient technical knowledge to handle 1st/2nd meetings alone.
  • Formal training in structured sales processes.
  • Experience of working remotely in a self-sufficient manner within a highly dynamic 'start-up' environment.
  • Established relationships and active contact base amongst CTO and CMO organisations within Tier 1 mobile operators, including America Movil and Telefonica Groups.
    To apply:
  • Send us your portfolio at join[at]opensignal.com, we would love to see links to websites or/and apps designed.
Please see the "How to Apply" section at the bottom of the page and also the following:
    Your answer in 100-150 words to the following questions:
  • What does it take for a European technology startup to succeed in the LATAM region's mobile industry?
  • Demonstrate 'new business' results: Describe an example where you won new business by personally taking a new customer from 'Prospecting' to successful 'Closure'. Please name the client if possible.
Apply now

We are in search of a passionate designer looking to push the boundaries of design by creating award-winning interfaces for our website, online dashboards and mobile apps.

You have a passion for creating pixel perfect designs. You’ll continue to push the boundaries of design to craft award-winning, inspiring and smart interfaces for our website, enterprise products, and Android mobile apps (over 15M downloads). We have had over 10 million visitors of the OpenSignal website to date ( ~10,000 per day) and you have the opportunity to make a huge impact by working on it in addition to designing the WifiMapper website from scratch. You’ll create a variety of user-friendly visual journeys for both consumer interfaces and enterprise products, and work with our talented team to bring your designs to reality. You will also be visualizing large amounts of data to tell stories through infographics in an intuitive way. Take a look at our reports page for more examples.

You’ll be just one of just two designers on our team and so have significant responsibility and the opportunity to own product design from scratch and make an impact from day one. You will also work closely with our developers, data scientists and the marketing team in designing products with seamless user experiences.

  • Exceptional portfolio showcasing impressive designs.
  • Experience in creating and designing interfaces for websites and/or mobile apps.
  • A demonstrated ability to run a structured and creative process to develop the best user experience (UX) and interface (UI) for a given challenge using wireframes, storyboards or pencils.
  • Passionate about all aspects of design with a keen eye for detail.
  • Passionate about OpenSignal’s mission to become the global authority on wireless.
  • Experience working on a diverse range of design projects such as brochures, infographics, data visualization, presentations and print material.
  • Experience with CSS, HTML or javascript.
  • Experience designing for Android phones.
    To apply:
  • Send us your portfolio at join[at]opensignal.com, we would love to see links to websites or/and apps designed.
Apply now

We are looking for an ambitious Technical Support Manager who is passionate about customer service and resolving technical issues using data analysis techniques. You will take charge of our clients' and partners' technical issues and questions throughout the entire sales and partnership cycle (introductory call to post-deal support).You will be the first Technical Support Manager on our team and be bridging the gap and supporting our Sales & BD and technical teams. As a result, you will have the opportunity to build the technical support system and processes from scratch and also shape our enterprise product roadmap from the feedback you receive from clients.

  • Excellent communication and customer service skills.
  • Passionate about data analysis with general understanding of technology and data science.
  • Technical background, familiarity with SQL, R or Python.
  • Passionate about startups and OpenSignal's mission to become the global authority on wireless networks.
  • Experience as an account manager or technical support manager/analyst.
  • Knowledge of mobile networks and telecom industry.
    Please see the "How to Apply" section at the bottom of the page and also the following:
  • Name one of our current clients and state how you would go about developing a communication strategy for your first communication with the client's contacts.
Apply now

The sensor revolution is accelerating and we are in search of full-stack developers to work on revolutionary products that showcase terabytes of crowdsourced data collected from millions of contributors’ mobile sensors across the globe.

You lose yourself when coding and you'd rather stop eating than not being able to correct one more method and test whether it works as intended ;) (but really, we encourage lunches together, and afternoon walks to refresh your mind). The urge to write more code gets you up in the morning (that, and an alarm), and sometimes makes you stay late (#midnightcoding). In other words, you love the art of programming and we want you to share that passion when working with us and getting support from our team (and no, working hours are NOT 6 to 23:59).

Your role:
You love learning and resolving unique and complex technical challenges and our current team will help you get there with lots of tips along the way. On the frontend, you will help in developing our websites (OpenSignal, WifiMapper), coverage maps, data visualization console, and public reports. On the backend, you will help in writing APIs used by our mobile apps and work on the data pipeline that receives and processes terabytes of contributed data. After a day at OpenSignal you’ll go to bed knowing you worked on useful products that empower people with the information and tools to get better mobile connectivity in a hassle free way.

Our stack and workflow:
Stack:. Python, Django Rest Framework, Flask, REST, PostgreSQL, JavaScript, React, ES2015, Sass, Spark, Ansible, Jenkins, Vagrant.

  • Our infrastructure is based on Amazon Web Services such as Elastic Load Balancing, Auto Scaling, EC2 instances and S3.
  • We enforce systematic peer reviews using pull requests and a release-based git branching model.
  • We use Vagrant and Ansible for virtualization and automation, Jenkins for continuous integration and deployment.
  • Our primary language in the backend is Python, we develop our APIs using Django REST. Framework or Flask, we use Spark and Pandas in the pipeline.
  • Our main database is PostgreSQL, also using PostGIS for geographical data.
  • Our frontend toolchain includes JavaScript (ES2015), React with Flux, Browserify and Gulp as well as Sass with the Foundation framework.
  • We use D3.js for data visualization.
  • You have a strong, well rounded background in software engineering.
  • You have some experience working with SQL, Python and a modern JavaScript framework.
  • You feel at home in a unix shell and have at least basic notions of git.
  • You care about writing robust code using unit (and integration) testing.
  • You are passionate about OpenSignal's mission to become the global authority on wireless.
  • You have a history of working in development teams and strong communication skills.
  • You are familiar with automation tools such as Ansible.
  • You have experience building web or mobile facing REST APIs.
  • You have advanced knowledge of Django or PostgreSQL.
Apply now

You have a couple of years of experience in the PR industry and you’re now hungry to work in a fast-paced startup environment where your role is pivotal to the mission from day one. On top of that, you’ll have the autonomy to implement your creative ideas to solve our challenges while still getting support and learning lots. You’ll be the first and only dedicated PR role in our startup and developing this field for us. You’ll also have the opportunity to spread your wings and get involved with other marketing disciplines as you’ll be working very closely with our 4-person marketing team.

You will be the person behind establishing a strong voice for OpenSignal in the wireless industry and putting us on the global map as a leading player. Our dataset and work have already triggered large interest by press and academia including over 5,000 news articles (eg. BBC, TIME) and over 100 scientific journals, but we need you to spread the word even more by:

  • Pitching to journalists across the globe, by phone and mail, every day about our public reports, exciting mobile app releases, unique dataset (btw,we have seriously pioneering technology), and much more.
  • Engaging in every important conversation on Twitter, LinkedIn, and forums about the wireless industry.
  • Creating new conversations as you shout (well, not literally...) to create awareness about OpenSignal.
  • Building and maintaining relationships with journalists.
  • Excellent communication and interpersonal skills.
  • Fluent and excellent command of spoken and written English.
  • A passion for reading and following technology and mobile/wireless news.
  • Passionate about startups and OpenSignal's mission to become the global authority on wireless networks.
  • Previous knowledge of tech media.
  • Fluency in another language.
  • Knowledge of mobile and big data trends in different countries worldwide.
  • Previous experience working for press outlets or a PR agency.
    Please see the "How to Apply" section at the bottom of the page in addition to the the following:
  • How would you source, structure and prioritise responding to the daily news related to the wireless industry as the PR Manager at OpenSignal?
Apply now

If your skills don't fit into any of the above descriptions then don't worry. The most important thing for us is to find talented people that are passionate about what we are doing. If this sounds like you then don't hesitate to get in touch and we'll see if there is a way we can work together, or keep you posted as opportunities arise.

Apply now

Apply now

Don’t delay, email us at join [a.t] opensignal.com with the following:

  • Your CV and a link to your Linkedin Profile.
  • Why you'd like to join OpenSignal and why you would be a good fit.
  • A brief (3-4 sentence) description of your background
  • For technical roles please provide links to your Github/StackOverflow profiles and any other examples of programming you can send.

Find out more

Interested but not ready to apply and want to find out more? Or have questions? Email jaleh[a.t]opensignal.com or call/text/WhatsApp her at +447732803395 or message her on LinkedIn or Twitter (@jalehafrooze).

Note to recruiters: We're not currently working with recruiters. If you have a truly unique candidate send us a personalized email and we'll take a look. Please do not call under any circumstances, we're on a makers schedule.