Top Tech Jobs & Startup Jobs in London

Develop backend software in C# .NET within an agile delivery team. Responsibilities include system design, coding, technical documentation, automated testing, collaboration with product managers and test engineers, and maintaining high-quality mission-critical software. The role is remote with occasional travel and supports a UK emergency call-taking and dispatch platform.

Leads deployment of Guardian Mobile software solutions for major customers. Responsibilities include gathering and documenting requirements, analyzing business processes and technical needs, creating solution specifications and project plans, coordinating agile delivery teams, managing development and testing, overseeing resources and stakeholders, resolving technical issues, handling project documentation, and securing customer deployment sign-off. The role also manages customer relationships and provides operational leadership across business analysts and QA engineers.

Leads software engineering teams and technical projects for a mission-critical emergency dispatch platform. Provides architecture direction, conducts code reviews, guides C# backend, database, and web development, and oversees testing and delivery. Manages Scrum and Agile execution, mentors teams on AI development tools, fosters collaboration and continuous learning, and partners with senior leaders and external stakeholders. The role is primarily remote with occasional travel to UK and Poland offices and requires security clearance eligibility.

Lead end-to-end bid management for complex European public and private tenders, coordinating multidisciplinary teams across sales, engineering, procurement, finance, legal, and project management. Analyze opportunities, develop compliant proposals, manage partners, costs, risks, schedules, and financial baselines, and present bid decisions to executives. Ensure high-quality documentation, optimize margins, and transition successful bids to post-sale delivery teams.

Develop backend software for the Guardian emergency call-taking and dispatch platform using C# and .NET. Responsibilities include solution design, development, technical documentation, automated testing, and collaboration within an agile delivery team alongside product managers and test engineers. The role requires high-quality code, modern software engineering practices, and participation in code reviews and Git-based workflows. It is remote with occasional travel to Motorola offices and requires NPPV3 clearance or eligibility for clearance.

Serves as the technical authority for an emergency dispatch application, managing complex escalations, deep-dive troubleshooting, root cause analysis, incident response, production integrations, upgrades, and system maintenance. Partners with Product Engineering and QA to drive long-term fixes, mitigate risks, document resolutions, mentor junior engineers, and improve support capabilities. Participates in an after-hours technical on-call rotation and supports secure, high-availability customer environments.

The Senior Account Manager is responsible for direct sales to the DOD and government agencies, managing customer relationships, strategy, and satisfaction while driving account growth.

Provides senior infrastructure and service support for hosted public safety solutions. Investigates and resolves routine, escalated, and high-impact incidents; performs root-cause analysis, recovery, documentation, and preventative remediation. Provisions, configures, monitors, and maintains infrastructure services, including backups, software maintenance, and automation. Supports knowledge management and provides a 24/7 on-call service.

Designs and documents secure hosted control-room systems, networks, interfaces, configurations, and architectures. Installs, removes, tests, and troubleshoots hardware and software; investigates system issues and implements corrective and preventative measures. The role requires knowledge of VMware, NSX, Microsoft Server, SQL, networking, SIP/WebRTC, and Azure, along with customer-facing skills. It is fully remote with moderate travel and out-of-hours support on a rota. Candidates must be able to attain SC and NPPV3 clearance.

Deploys, supports, and improves software products and services while maintaining customer satisfaction and SLA performance. Responsibilities include investigating and resolving tickets, managing delivery requirements, preparing estimates and quotes, coordinating with development teams, identifying product and support improvements, managing risks, protecting customer information, and adhering to GDPR and information security requirements. The role is primarily remote with occasional travel to Leicester offices and customer sites.