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Lead Software Engineer

Job in Milton Keynes, Buckinghamshire, MK1, England, UK
Listing for: Unisys
Full Time position
Listed on 2026-02-06
Job specializations:
  • IT/Tech
    Systems Engineer, IT Support
Job Description & How to Apply Below
** What success looks like in this role:
** Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations. We specialize in delivering secure, cutting-edge digital platforms, cloud and infrastructure services, enterprise computing, and business process solutions. With a legacy of innovation and a forward-thinking mindset, Unisys helps clients across industries—from government to financial services—transform their operations and achieve mission-critical outcomes. Join us and be part of a team that’s redefining what’s possible through technology.

The Lead Software Engineer will drive the design, development, and deployment of advanced chatbot solutions using UDA, KCT, and SCXML-based workflows. This role blends hands-on engineering with technical leadership, ensuring high‑quality delivery, smooth onboarding processes, and robust operational performance across Azure environments. The ideal candidate thrives in complex technical ecosystems, enjoys mentoring others, and brings a strong problem‑solving mindset.##
** Key Responsibilities**###
** Chatbot & Workflow Engineering
*** Design, build, and optimize chatbot workflows using
** SCXML**, ensuring scalable and maintainable state‑machine logic.
* Develop and enhance conversational experiences using
** UDA (Chatbot)
** and
** KCT (Knowledge Curtain Tool)**.
* Prepare, structure, and validate
** SCXML files
** for deployment and integration.
* Repurpose and adapt existing scripts to support new features, use cases, and automation needs.###
** Deployment & Platform Ownership
*** Lead deployment activities across Azure environments, ensuring reliability, security, and performance.
* Manage CI/CD pipelines and version control using
** Git**.
* Oversee environment configuration, release processes, and production readiness.###
** Operational Excellence
*** Debug and troubleshoot issues in Azure using
** App Insights**, logs, and telemetry.
* Identify root causes and implement long‑term fixes to improve system stability.
* Collaborate with cross‑functional teams to ensure smooth onboarding of new services, features, and team members.###
** Leadership & Collaboration
*** Provide technical leadership, mentoring, and guidance to engineers across the team.
* Work closely with product owners, architects, and stakeholders to translate requirements into technical solutions.
* Champion best practices in coding, testing, documentation, and automation.
** You will be successful in this role if you have:**###
** Technical Skills
*** Strong experience with
** UDA – Chatbot
** frameworks and
** KCT – Knowledge Curtain Tool**.
* Proficiency in designing and maintaining
** SCXML-based chatbot workflows**.
* Solid understanding of
** Azure services**, including App Services, App Insights, and related monitoring tools.
* Experience with
** JavaScript** (or Java scripting environments) for automation and workflow logic.
* Strong Git knowledge for branching, merging, and release management.
* Proven ability to debug, diagnose, and resolve issues in distributed cloud environments.###
** Additional Capabilities
*** Experience preparing and validating
** SCXML files
** for production.
* Ability to repurpose scripts and automate repetitive tasks.
* Strong onboarding skills — able to bring new engineers or stakeholders up to speed quickly.
* Excellent communication, documentation, and cross‑team collaboration abilities.##
** Preferred Qualifications
*** Experience leading engineering teams or technical initiatives.
* Familiarity with conversational AI design patterns and best practices.
* Exposure to Dev Ops tooling and infrastructure-as-code approaches.
* Strong analytical mindset with a passion for improving systems and processes.

Become part of our "Winning Culture"! An international and varied field of work with worldwide opportunities awaits you! We always strive for the optimum for our first-class customers from a wide range of industries!

Corporate Social Responsibility and DEI (Diversity, Equity, and Inclusion) standards are especially important to us and go far beyond the usual! Associate Impact Groups are formed voluntarily to further develop and…
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