Senior Software Engineer, Full Stack (Mobile Apps)

About Us

At Hiya, we are revolutionizing voice communication to make it more secure and productive. Our mission is to protect against spam and fraud, connect businesses with customers, and secure global telecommunications.

Since 2015, we have been at the forefront of voice intelligence innovation. We introduced the first mobile caller ID and spam-blocking apps in 2015, partnered with Samsung and AT&T to launch Hiya Protect, the first network-based spam-blocking solution in 2016, and introduced Hiya Connect, a branded call SaaS platform that helps businesses reach more customers by phone in 2019.

Today, our Voice Intelligence Platform powers over 500 million users worldwide. Leveraging adaptive AI and audio intelligence, it delivers smarter, safer, and more productive voice interactions across networks, apps, and devices. Our network & solution partners have grown to include British Telecom, EE, Virgin Media O2, Ericsson, Rogers, Bell Canada, MasMovil, Telenor, HP, KPMG, and more.

About the Position

The Senior Software Engineer is an Individual Contributor position responsible for developing services that power Hiya's applications. This position is strategically positioned to expand Hiya's engineering presence in London, providing better overlap with the core engineering team based in the United States. The role requires someone who can work independently and drive new service development, with a particular focus on creating new features to enhance the voice call experience. The team is responsible for developing mobile applications on iOS and Android, full-stack web applications with Node.js, and integrations with products built on Amazon Web Services. This position is based in our London office with our in-office requirement of 3-days a week.

What You'll Do

• Collaborate with engineers in London and Seattle to design, create, deploy and manage services which power Hiya's mobile applications

• Work closely with product managers, designers, and other partners to balance big ambitions & creative ideas with steady delivery

• Improve processes, services, and software and participate in a culture of feedback and collaboration

• Experiment in the voice space and push the boundaries of what's possible for connecting users with voice and generative AI

• Learn and work with new technologies and find innovative ways of overcoming technical limitations.

What You'll Need to Succeed

• Practical experience building RESTful APIs on Node.js using modern Javascript/Typescript

• A working knowledge of modern deployment, management, and creation of cloud services

• Knowledge of at least one component-based front-end web framework, such as React, Vue.js, or Angular.

• You have worked at a startup (

The person in this role must embody Hiya's key values of: Serving our customers, Doing rather than observing, Improving ourselves and our business, Owning and holding ourselves accountable for success and Leading by showing up with a POV, engaging in discussion, listening respectfully to others opinions and committing to decisions.

You will have a fast start if you have experience:

• Shipping Node.js services which power mobile apps

• Scaling up services to a massive scale with high availability & low latency

• Leveraging AWS features and infrastructure to deploy your software

• Building mobile applications for iOS and Android platforms

• Developing software in the telephony and VoIP space

More Details

When determining compensation, a number of factors will be considered: skills, experience, job scope, location, and competitive compensation market data.

• Salary: £80,000 - £115,000

• Start Date: Immediately

• Status: Full-time

• Type: Hybrid, in-office three days a week (Tuesday, Wednesday, Thursday)

• Location: London

• Travel Requirements: 1 week annually to USA

• Department: Engineering

• Reports to: Wilson Bull - Senior Engineering Manager

• Direct Reports: No

Benefits

• 25 holiday plus bank holidays

• Opt in salary sacrifice pension scheme (company full 4% of basic salary contribution)

• Paid parental leave

• Private medical, dental and vision insurance through Vitality

• Employer-paid life insurance 2x base salary

• Donation Matching for a charity of your choice (up to $1,000/ year)

• WFH equipment stipend

• $1,000/year in Professional Development funds

This position is based in London, UK . Our office is Located at 151 Wardour Street, W1F 8WE

We are building a team with a variety of perspectives, identities, and professional experiences. We evaluate great candidates through a business lens and we strongly believe that diversity and unique perspectives make our company stronger, more dynamic, and a great place to build a career.

Our team has won various awards over the last 4 years from Built-in Seattle and Seattle Business Week to on Deloitte Technology Fast 500 and Forbes Startup Employer. Here at Hiya, we are a people-centric company focused on helping each and every one of our employees grow both personally and professionally. We feel that creating a team culture of support and empowerment to challenge the status quo results in an energized and passionate team that is continuously challenged and passionate about the work they are doing. You'll love working here if you are looking for an innovative challenge that is disrupting an industry. Come join us!