Software Development Engineer

• Design and deliver scalable, secure, and maintainable software aligned with product and architectural goals
• Build APIs, integrations, messaging, and data exchange between interconnected products and services
• Write automated tests and validation to support quality, reliability, and continuous delivery
• Participate in peer reviews, technical design discussions, and architecture reviews
• Use AI-assisted engineering tools and assess their code, tests, and designs against security, performance, and operational standards
• Investigate defects, identify root causes, and support deployment, monitoring, and troubleshooting

Technologies:

• AI
• API
• Backend
• CI/CD
• Cloud
• DevOps
• Support
• SQL
• Security, We are recruiting for a 12-month Software Development Engineer contract with a team building mission-critical airline operations software, including load optimisation, weight and balance, and regulatory-compliant load sheets. The role involves working with Product Managers, Technical Business Analysts, Architects, and Quality Engineers in Agile teams. It is based in Hounslow, with 50% of the time on site, and offers a rate of up to £430 per day via umbrella, inside IR35. The role may suit people with backgrounds such as Software Engineer, Software Developer, Backend Developer, Integration Engineer, API Engineer, or Application Developer. Deerfoot Recruitment Solutions Ltd is an independent UK technology recruitment consultancy. We donate £1 for every CV sent to clients to The Born Free Foundation and are a Climate Action Workforce in partnership with Ecologi. We also offer a referral reward programme with payouts at interview and placement milestones. We act as an Employment Business

• Degree in Computer Science, Engineering, Information Systems, or a related field, plus 3+ years of software development experience in Agile product teams
• Strong software engineering, solution design, and systems modelling skills, with enterprise software experience
• Good understanding of APIs, integrations, distributed systems, and software architecture principles
• Experience with automated testing, source control, CI/CD, and DevOps practices
• Confident use of AI-assisted engineering tools, with the judgement to assess their output
• Desirable: experience in airline or airport operations, mission-critical, safety-critical, or regulated systems; event-driven, service-oriented, or cloud-native architectures; observability, monitoring, or SRE; SQL, messaging, and event streaming; AI-DLC practices; or AI-powered or agentic software