Senior Full Stack Engineer

<div class="content-intro"><p><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559685&quot;:0,&quot;335559731&quot;:0,&quot;335559740&quot;:276}">Applicants must be authorized to work for any employer in the country in which the role is being hired. We are unable to sponsor or take over sponsorship of an employment visa at this time.<br></span></p></div><p>&nbsp;</p> <p><span data-contrast="none">Mark43</span><span data-contrast="none">&nbsp;is a public safety technology company trusted by over 200 police forces worldwide. We build cloud-native software on AWS that police forces and emergency services rely on in their most critical moments, from managing custody records to dispatching officers in the field.</span><span data-ccp-props="{&quot;335559739&quot;:150}">&nbsp;</span></p> <p><span data-contrast="none">Our UK team of 25 is based in Central Manchester, helping British police forces replace outdated, fragmented systems with modern, resilient software.&nbsp;We're&nbsp;part of a 400-person global company, but the UK team&nbsp;operates&nbsp;with startup energy: small enough that your work is visible, big enough that&nbsp;you're&nbsp;backed by serious investment.</span><span data-ccp-props="{&quot;335559739&quot;:150}">&nbsp;</span></p> <p><span data-contrast="none">We're&nbsp;hiring&nbsp;Senior&nbsp;Software Engineers who want to build systems that genuinely matter.</span><span data-ccp-props="{&quot;335559739&quot;:150}">&nbsp;</span></p> <p>&nbsp;</p> <p><strong><span data-contrast="none"><span data-ccp-parastyle="heading 2">What You'll Do</span></span></strong><span data-ccp-props="{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;335559738&quot;:420,&quot;335559739&quot;:150}">&nbsp;</span></p> <p><span data-contrast="none">You'll work across the full stack, building the software that UK police custody suites depend on every day. Our team owns features end-to-end, from database migration to UI and our stack includes:</span><span data-ccp-props="{&quot;335559739&quot;:150}">&nbsp;</span></p> <ul> <li data-leveltext="" data-font="Symbol" data-listid="5" data-list-defn-props="{&quot;335552541&quot;:1,&quot;335559683&quot;:0,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><strong><span data-contrast="none">Frontend:</span></strong><span data-contrast="none">&nbsp;React, TypeScript</span></li> <li data-leveltext="" data-font="Symbol" data-listid="5" data-list-defn-props="{&quot;335552541&quot;:1,&quot;335559683&quot;:0,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><strong><span data-contrast="none">Backend:</span></strong><span data-contrast="none"> Java, Spring Boot</span></li> <li data-leveltext="" data-font="Symbol" data-listid="5" data-list-defn-props="{&quot;335552541&quot;:1,&quot;335559683&quot;:0,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><strong><span data-contrast="none">Data:</span></strong><span data-contrast="none"> MySQL,&nbsp;GraphQL</span></li> <li data-leveltext="" data-font="Symbol" data-listid="5" data-list-defn-props="{&quot;335552541&quot;:1,&quot;335559683&quot;:0,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><strong><span data-contrast="none">Infrastructure:</span></strong><span data-contrast="none"> AWS, Kubernetes, Argo CD, Terraform</span></li> <li data-leveltext="" data-font="Symbol" data-listid="5" data-list-defn-props="{&quot;335552541&quot;:1,&quot;335559683&quot;:0,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}" data-aria-posinset="1" data-aria-level="1"><strong><span data-contrast="none">Observability:</span></strong><span data-contrast="none">&nbsp;Datadog</span><span data-ccp-props="{&quot;335559685&quot;:300,&quot;335559739&quot;:0}">&nbsp;</span></li> </ul> <p><span data-contrast="none">We're&nbsp;also genuinely investing in how AI changes the way we build software. We&nbsp;don't&nbsp;just use Copilot for autocomplete.&nbsp;We're&nbsp;building agentic workflows into our development process, using tools like Claude Code to automate routine work, accelerate code review, and let engineers focus on the problems that&nbsp;actually need&nbsp;human judgement. If&nbsp;you're&nbsp;excited about shaping how a team works with AI, not just using it, this is the place.</span><span data-ccp-props="{&quot;335559739&quot;:150}">&nbsp;</span></p> <p><strong><span data-contrast="none"><span data-ccp-parastyle="heading 3">If you were on the team last week, you might have:</span></span></strong><span data-ccp-props="{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;335559738&quot;:240,&quot;335559739&quot;:90}">&nbsp;</span></p> &