Software Engineer - Integrations

About the role

<div class="content-intro"><p><span data-ccp-props="{"201341983":0,"335559685":0,"335559731":0,"335559740":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><strong>About Mark43</strong><br>Mark43 empowers communities and their governments with technology that improves safety and quality of life. We build modern, resilient software that first responders and public safety agencies depend on in their most critical moments. </p> <p><strong>Role Overview</strong></p> <p>We are seeking an experienced <strong>Software Engineer - Integrations</strong> who will take technical ownership of building and scaling integrations between Mark43's core platform and mission‑critical third‑party systems. You'll lead the design, development, and implementation of robust APIs, data pipelines, and messaging layers, ensuring seamless operational data flow for emergency dispatch and response systems. The listing location is Manchester.

Key facts

What you'll do

• <div class="content-intro"><p><span data-ccp-props="{"201341983":0,"335559685":0,"335559731":0,"335559740":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><strong>About Mark43</strong><br>Mark43 empowers communities and their governments with technology that improves safety and quality of life.
• We build modern, resilient software that first responders and public safety agencies depend on in their most critical moments. </p> <p><strong>Role Overview</strong></p> <p>We are seeking an experienced <strong>Software Engineer - Integrations</strong> who will take technical ownership of building and scaling integrations between Mark43's core platform and mission‑critical third‑party systems.
• You'll lead the design, development, and implementation of robust APIs, data pipelines, and messaging layers, ensuring seamless operational data flow for emergency dispatch and response systems.
• This is a hybrid role requiring <strong>at least three days per week in our Manchester office</strong> to support strong team collaboration.  </p> <p><strong>What You'll Do</strong></p> <ul> <li>Lead full lifecycle development of integrations that connect the Mark43 platform with external systems such as 911 call centers, state databases, evidence systems, and other key services.  </li> <li>Drive architectural decisions and ensure scalable, maintainable solutions across REST APIs, message queues, and event‑driven workflows.  </li> <li>Collaborate closely with Product, Engineering, and partner technical teams to define reliable API contracts and integration patterns.  </li> <li>Help elevate coding standards and code reviews.</li> <li>Contribute to integration testing strategies, observability, and dashboards to monitor operational data flows.</li> <li>Champion best practices for performance, security, and error‑handling in distributed systems.</li> <li>Participate in sprint planning, roadmap discussions, and technical strategy across the integrations team.</li> </ul> <p><strong>What You'll Need</strong></p> <ul> <li><strong>3+ years of professional software engineering experience</strong>, with a strong focus on backend services, distributed systems, and system integrations.</li> <li>Proven ability designing and operating APIs, webhooks, or asynchronous messaging systems</li> <li>Experience with languages and technologies relevant to our stack such as Java, TypeScript/JavaScript, RESTful services, SQL/MySQL, and data pipelines.  </li> <li>Strong communication skills and the ability to work with cross‑functional partners.</li> </ul> <p><strong>Nice to Have:</strong></p> <ul> <li>Prior experience in public safety, government software, or regulated domains.</li> <li>Familiarity with CI/CD pipelines, observability tooling, and cloud‑native practices.</li> </ul> <p><strong><span data-contrast="none"><span data-ccp-parastyle="heading 2">What We Offer</span></span></strong><span data-ccp-props="{"134245418":true,"134245529":true,"335559738":420,"335559739":150}"> </span></p> <ul> <li data-leveltext="" data-font="Symbol" data-listid="2" data-list-defn-props="{"335552541":1,"335559683":0,"335559684":-2,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="1" data-aria-level="1"><strong><span data-contrast="none">28 days holiday</span></strong><span data-contrast="none"> plus UK bank holidays</span></li> <li data-leveltext="" data-font="Symbol" data-listid="2" data-list-defn-props="{"335552541":1,"335559683":0,"335

Requirements

• <div class="content-intro"><p><span data-ccp-props="{"201341983":0,"335559685":0,"335559731":0,"335559740":276}">Applicants must be authorized to work for any employer in the country in which the role is being hired.
• We build modern, resilient software that first responders and public safety agencies depend on in their most critical moments. </p> <p><strong>Role Overview</strong></p> <p>We are seeking an experienced <strong>Software Engineer - Integrations</strong> who will take technical ownership of building and scaling integrations between Mark43's core platform and mission‑critical third‑party systems.
• This is a hybrid role requiring <strong>at least three days per week in our Manchester office</strong> to support strong team collaboration.  </p> <p><strong>What You'll Do</strong></p> <ul> <li>Lead full lifecycle development of integrations that connect the Mark43 platform with external systems such as 911 call centers, state databases, evidence systems, and other key services.  </li> <li>Drive architectural decisions and ensure scalable, maintainable solutions across REST APIs, message queues, and event‑driven workflows.  </li> <li>Collaborate closely with Product, Engineering, and partner technical teams to define reliable API contracts and integration patterns.  </li> <li>Help elevate coding standards and code reviews.</li> <li>Contribute to integration testing strategies, observability, and dashboards to monitor operational data flows.</li> <li>Champion best practices for performance, security, and error‑handling in distributed systems.</li> <li>Participate in sprint planning, roadmap discussions, and technical strategy across the integrations team.</li> </ul> <p><strong>What You'll Need</strong></p> <ul> <li><strong>3+ years of professional software engineering experience</strong>, with a strong focus on backend services, distributed systems, and system integrations.</li> <li>Proven ability designing and operating APIs, webhooks, or asynchronous messaging systems</li> <li>Experience with languages and technologies relevant to our stack such as Java, TypeScript/JavaScript, RESTful services, SQL/MySQL, and data pipelines.  </li> <li>Strong communication skills and the ability to work with cross‑functional partners.</li> </ul> <p><strong>Nice to Have:</strong></p> <ul> <li>Prior experience in public safety, government software, or regulated domains.</li> <li>Familiarity with CI/CD pipelines, observability tooling, and cloud‑native practices.</li> </ul> <p><strong><span data-contrast="none"><span data-ccp-parastyle="heading 2">What We Offer</span></span></strong><span data-ccp-props="{"134245418":true,"134245529":true,"335559738":420,"335559739":150}"> </span></p> <ul> <li data-leveltext="" data-font="Symbol" data-listid="2" data-list-defn-props="{"335552541":1,"335559683":0,"335559684":-2,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="1" data-aria-level="1"><strong><span data-contrast="none">28 days holiday</span></strong><span data-contrast="none"> plus UK bank holidays</span></li> <li data-leveltext="" data-font="Symbol" data-listid="2" data-list-defn-props="{"335552541":1,"335559683":0,"335

About Mark43

Mark43 builds tools for public safety teams to manage operations and share information. The platform lets agencies log calls, track resources, and coordinate responses from a single workspace.

Teams use dashboards, reports, and integrations to turn incident data into clear actions. The system supports flexible workflows, role-based views, and configurable forms that match existing procedures.

Building software is iterative. You ship a slice, measure it, and correct course. Code review, pairing, and written design notes are how teams keep quality from depending on one person. The What you will do section is limited to this posting. The paragraphs here describe the craft, not extra assignments invented for length.

About the location

The posting places this role in Manchester. Local hiring markets vary in interview pace and compensation bands. Location copy is here so readers understand the geography attached to the title.