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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - **Company:** CGI Group Inc. - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** .NET Framework, Amazon Web Services, Application Performance Management, JIRA, Cloud Engineering, Continuous Integration, Relational Databases, Runbook, Software Engineering, SQL Databases, Systems Integration, Web Applications, Datadog, Data Logging, Application Enhancement Tool, Technical Debt, AngularJS, Deployment Automation, Front End Software Development, Api Design, Software Version Control - **Published:** August 19, 2026 - **Apply:** https://www.free-work.com/en-gb/tech-it/job-mission/data-engineer-1/senior-software-engineer-160 ## About the Role You'll bring significant senior software engineering experience, ideally gained within a live-service, support or maintenance environment. You'll combine strong .NET and cloud engineering expertise with the ability to troubleshoot complex issues across applications, infrastructure and integrations. Strong communication and problem-solving skills will enable you to work effectively with both technical teams and stakeholders. * Extensive experience developing and supporting enterprise web applications in live or production environments. * Strong proficiency in .NET application and API development. * Strong experience with AWS and cloud-hosted applications and services. * Experience with Angular or comparable modern front-end technologies. * Strong knowledge of relational databases, SQL and data modelling. * Proven experience with CI/CD pipelines, source control and automated deployments. * Demonstrable ability to diagnose complex production issues spanning application, infrastructure and integration layers. * Knowledge of monitoring, logging and observability tooling. * Experience working within Agile delivery teams and familiarity with Jira or similar tooling. * Strong understanding of security, performance, reliability and resilience practices for cloud-hosted applications. * Effective stakeholder communication and collaborative problem-solving skills. * ITIL-aligned service experience would be advantageous. ## Description Working collaboratively with project delivery, platform engineering, QA and client stakeholders, you'll have scope to introduce new ideas, improve engineering practices and reduce technical debt. You'll also support and mentor colleagues, sharing your expertise while benefiting from the knowledge and support of CGI's wider technical community. * Lead & Resolve: Investigate complex production incidents, perform root cause analysis and implement lasting corrective actions. * Develop & Deliver: Design, build, test and deploy application enhancements and defect fixes across .NET, Angular and AWS environments. * Optimise & Improve: Enhance application performance, security, reliability and resilience while identifying opportunities to reduce technical debt. * Automate & Enhance: Improve CI/CD, deployment processes, monitoring, alerting and observability to increase operational efficiency. * Support & Collaborate: Contribute to releases, deployments, environment management and operational readiness alongside multidisciplinary teams. * Share & Mentor: Develop technical documentation and runbooks, share knowledge and provide technical guidance to colleagues. ## Related Videos - [Debugging in the Dark](https://www.wearedevelopers.com/videos/1658-debugging-in-the-dark) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Technical Documentation - How Can I Write Them Better and Why Should I Care?](https://www.wearedevelopers.com/videos/681-technical-documentation-how-can-i-write-them-better-and-why-should-i-care) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) ## Related Articles - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Software Engineer Salary in The UK](https://www.wearedevelopers.com/magazine/231-software-engineer-salary-in-the-uk) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk)