Senior Software Engineer – Front End

At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that’s critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us build a safer future.

Guardian Command CAD is the flagship product of 3tc Software Solutions, a company recently acquired by Motorola Solutions. We develop mission-critical software used by UK emergency services, focusing on control room and mobile solutions such as Computer Aided Dispatch (CAD) and Mobile Data. Our systems are trusted 24/7 to coordinate emergency and non-emergency responses and are hosted within Motorola’s secure infrastructure. Guardian Command CAD has dominated the Fire market in recent years, and we’re now expanding into Police services. Based in Leicester, 3tc has been delivering software to emergency services since the 1980s. We focus on practical solutions, high-quality code, and open communication in a relaxed and supportive work environment.

As a Senior Software Engineer, you’ll be a key part of our agile development team, focused on building and maintaining complex UI systems using React, TypeScript, and Electron. You’ll work closely with developers, testers, and product managers to deliver robust, high-performance features. This role demands deep technical understanding of JavaScript and its ecosystem. You’ll take technical ownership of key areas, mentor developers, and lead by example in applying scalable, modern frontend engineering practices.

• Design, develop, and maintain frontend features using React and TypeScript.
• Own technically complex features and ensure long-term maintainability.
• Provide leadership on JavaScript best practices and application architecture.
• Mentor and support junior developers through code reviews and guidance.
• Ensure frontend performance, security, and accessibility.
• Collaborate with cross-functional teams to shape new features and resolve issues.
• Uphold high standards of testing, documentation, and continuous improvement.

• Strong experience as a Senior Software Engineer or equivalent role.
• Deep understanding of JavaScript fundamentals.
• Expertise in React and TypeScript.
• Experience with ElectronJS and Node.js.
• Solid grasp of modern CSS (including SASS) and frontend build tooling.
• Familiarity with Git workflows, pull requests, Agile processes, and CI/CD pipelines.
• Strong debugging and problem-solving skills across the stack.
• Ability to work independently and support team-wide engineering quality.
• Excellent written and verbal communication skills.

• Experience with C#/.NET.
• Exposure to GraphQL and UI/UX tools such as Figma.
• Background in developing complex, high-availability frontend applications.
• Knowledge of SOLID principles and scalable UI patterns.
• Familiarity with Azure DevOps, GitHub, and Jira for CI/CD, source control, and issue tracking.

• Must either hold or be eligible to obtain NPPV3 and SC clearance (requires background checks of you and potentially your family).
• A degree in Computer Science or equivalent professional experience.

In return for your expertise, we’ll support you in this new challenge with coaching and development every step of the way. Also, to reward your hard work you’ll get:

• Competitive salary and bonus schemes.
• Two weeks additional pay per year (holiday bonus).
• 25 days holiday entitlement + bank holidays.
• Attractive defined contribution pension scheme.
• Employee stock purchase plan.
• Life assurance.
• Enhanced maternity and paternity pay.
• Career development support and wide ranging learning opportunities.
• Employee health and wellbeing support EAP, wellbeing guidance etc.
• Carbon neutral initiatives/goals.
• Corporate social responsibility initiatives including support for volunteering days.
• Well known companies discount scheme.

Motorola Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion or belief, sex, sexual orientation, gender identity, national origin, disability, veteran status or any other legally-protected characteristic. We are proud of our people-first and community-focused culture, empowering every Motorolan to be their most authentic self and to do their best work to deliver on the promise of a safer world. If you’d like to join our team but feel that you don’t quite meet all of the preferred skills, we’d still love to hear why you think you’d be a great addition to our team.