Full Stack Engineer / Full Stack Developer Full Time

At Gamma, we’re more than just a leader in Unified Communications as a Service (UCaaS) – we’re a dynamic, forward-thinking team revolutionizing the way businesses connect and communicate. We provide voice, data, and mobile solutions to businesses across the UK, Germany, Spain, and the Benelux region, and we’re expanding rapidly to bring digital automation and Gamma-powered services to SMEs through a growing network of channel partners.

We move fast with a start-up mindset, but we have the stability of a leading European business. Our team thrives on collaboration, innovation, and the belief that diverse perspectives make us stronger. Join us, and you’ll have the opportunity to make an impact, grow your career, and be part of a company that celebrates inclusivity and fresh ideas.

Who are we looking for?

We are looking for a software engineer that is responsible for developing and maintaining the group products suite of OSS/BSS and UCAAS and CCAAS solutions, including building new features and functionality across the platform and web/desktop interfaces.

What will you be doing day-to-day? 

• Collaborate with product and engineering peers to scope, plan and estimate requirements, ensuring all solutions are well thought through and future proof.
• Adhere to defined engineering practices and processes.
• Develop new features and functionality across the platform and applications, whilst maintaining the stability of existing codebase, using TypeScript Node,js and React.
• Integrate with relevant third-party services and tools where required, ensuring best practice integration rules are adhered to and integrations are stable.
• Develop APIs using best practice standards and conventions.
• Contribute to Solution Design documents for review before implementation including detail on security considerations, testing required and potential impacts across the stack.
• Use JavaScript unit and end to end test frameworks to ensure a high level of coverage across the platform and applications..
• Take an active role in peer code reviews and code deployment via CICD pipelines.

What you’ll need:

• Strong experience using, and good working knowledge of TypeScript
• Extensive experience developing applications using frontend frameworks, such as React, Angular
• Good knowledge of HTML/CSS (3+ years)
• Experience using JavaScript unit & e2e test frameworks (eg. Jest, Playwright)
• Experience deploying code using CICD pipelines.
• Experience working with and mentoring junior engineers.
• Development knowledge of public cloud service, ideally AWS
• Kubernetes (not essential but beneficial)
• Development knowledge of containerisation and Kubernetes.
• VoIP/WebRTC experience (Not required but highly beneficial)
• Experience in implementing logging and monitoring solutions.
• Experience of working with SQL and non-SQL databases.

What do we offer you? 

• At Gamma, we believe in work-life balance, which is why we offer 25 days of annual leave, plus an extra day off for your birthday. Giving back is important to us, so we also provide a volunteer day to support a charity that matters to you.
• Family matters, too. With enhanced maternity and paternity pay, we’re here to support you as a parent and help you thrive in your career.
• We offer a contributory pension plan to help you save for the years ahead, with Gamma’s contribution varying dependant on yours.
• Your well-being is our priority. We offer group income protection and life assurance (four times your salary) to ensure peace of mind for you and your loved ones.
• We want you to share in our success. That’s why we offer tax-efficient share save and share incentive plans, giving you the opportunity to benefit from Gamma’s growth.
• We’re committed to health, both physical and mental, and provide private medical insurance through Vitality, which extends to your immediate family.
• And, because we care about the environment, we offer an Electric Vehicle scheme through Octopus and a Cycle to Work scheme, making it easier to get around sustainably.

A few things to note 

• Unfortunately, we can’t offer visa sponsorship or relocation support for this role.
• This role is hybrid from our Manchester office.
• If you feel you could be a good fit for Gamma but do not think that you meet all the requirements, we still encourage you to apply as you could be the person that we are looking for! 

Gamma is an equal-opportunity employer. We care about inclusion and believe in having diverse teams where everyone can be their true authentic selves. We value each person and their range of backgrounds and actively encourage people from underrepresented backgrounds to apply.

We don’t discriminate based on any protected characteristics e.g., race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, marital status, disability, or age. We are a family-friendly employer with a culture based on trust, autonomy, and flexibility to help you create a work-life balance and enjoy working here at Gamma.

For recruitment agencies – we have a network of fantastic partners that support us in our hiring from time to time. We‘re not looking to increase that network currently, so please don’t send speculative CVs.