Principal Software Engineer (.Net)

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    "description": "<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">At Deimos, we're on a mission to become Africa's number one multi-cloud partner - leading the way in implementation, migration, and modernisation across AWS, Google Cloud, Azure, Huawei, et al. We combine this with bespoke software engineering services and our own homegrown products (Salus, Patrol, and others in incubation) to help businesses transform, scale, and thrive.</span></p>\n<p><br><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">We're an Africa-based team passionate about implementing engineering best practices. We leverage the latest technologies, and build globally competitive solutions for our clients. With Deimos being one of the two moons of Mars, we like to refer to ourselves as \"Martians\", who are on a mission to Mars, together.</span></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Our teams value the ability to learn and adapt to technology changes while appreciating solid foundational design and the craft of software engineering. As such, our teams enjoy working with various clients who have different problems to solve. If this sounds like you, you would be an ideal fit for our environment.</span></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\"><br>Note: You must be based in one of the countries we currently hire in - in Africa or the UK.</span></p>\n<p><br><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt; font-weight: bold\">Role Overview</span></p>\n<p><br><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">We are looking for an experienced Principal Software Engineer to join our Professional Services team. You will build software solutions across a multitude of domains, ensuring that each project is done with scalability, maintainability, performance, security, and operational excellence in mind. </span></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">You will be expected to fill the role of a technical lead while providing guidance and mentorship within the team. You will work closely with the Scrum POs, Engineering Managers and Directors to ensure quality across all projects Deimos participates in. You will collaborate with other leads to constantly improve our processes, technologies, and architectures.</span></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">This role does not entail managing people directly, but it does entail managing the quality of the work output at Deimos. You will report to a Director of Software Engineering who is on a mission to deliver high-value projects built to the best of our ability.</span></p>\n<p><br><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\"><span style=\"font-weight: bold\">What will this person be doing</span><br></span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">End-to-End System Ownership<br>Own the architecture and lifecycle of critical systems—from design through production—ensuring they are scalable, resilient, observable, and operationally efficient. Drive long-term maintainability and reduce technical debt at a system-wide level.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Cloud-Native &amp; Distributed Systems Engineering<br>Design and build high-scale, distributed services using modern .NET (6/7/8+), with strong emphasis on containerization (Docker), orchestration (e.g., Kubernetes), and cloud-native patterns (event-driven, asynchronous processing, fault tolerance).</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Architectural Leadership Across Domains<br>Define and evolve system architecture across multiple teams and services. Lead the decomposition of monolithic systems into well-bounded, loosely coupled microservices aligned to business domains.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Technical Strategy &amp; Decision Authority<br>Act as a technical authority in the organization—evaluating and introducing frameworks, tools, and engineering practices. Make high-impact decisions balancing trade-offs between scalability, cost, performance, and delivery speed.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">API &amp; Integration Design<br>Design robust, versioned, and well-governed APIs (REST/gRPC/event-driven), ensuring consistency, performance, and developer usability across internal and external consumers.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Operational Excellence &amp; Observability<br>Drive best practices around logging, monitoring, tracing, and alerting. Ensure systems are production-ready with clear SLOs/SLAs and proactive incident management strategies.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Engineering Quality &amp; Standards<br>Set the benchmark for code quality, testing strategy (unit, integration, contract, performance), and CI/CD practices. Actively review and guide implementation to maintain high engineering standards.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Security &amp; Compliance by Design<br>Embed security best practices (authentication, authorization, data protection, secrets management) into system architecture and delivery pipelines.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Mentorship &amp; Technical Leadership<br>Mentor senior and mid-level engineers, elevate team capability, and act as a force multiplier across squads. Lead through influence rather than authority.</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Cross-Functional &amp; Executive Collaboration<br>Partner with product, business, and executive stakeholders to align technical strategy with business outcomes. Translate complex technical concepts into actionable insights</span></li>\n</ul>\n<p><br><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt; font-weight: bold\">What key KSAs (Knowledge, Skills, and Abilities) must this person have</span></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Experience &amp; Seniority Calibration</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">10+ years in software engineering, with clear evidence of operating at principal level</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Demonstrated impact across multiple teams/systems (not just a single codebase)</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Proven track record of architecting and scaling production systems</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Deep .NET Expertise</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Expert-level proficiency in modern .NET (Core / .NET 6+)</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Strong understanding of CLR internals, async programming, performance tuning, and memory management</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Experience designing modular, testable, maintainable systems in C#</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Distributed Systems &amp; Architecture</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Strong experience with microservices, event-driven architecture, and eventual consistency</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Hands-on experience with messaging systems (e.g., Kafka, RabbitMQ, SQS/SNS)</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Proven ability to design for high availability, fault tolerance, and scalability</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Cloud &amp; Platform Engineering</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Deep experience in at least one primary cloud (AWS, Azure or GCP) and working knowledge of others</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Strong understanding of containerization (Docker) and orchestration (Kubernetes or equivalent)</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Experience designing cloud-native architectures (12-factor principles, autoscaling, resilience patterns)</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Data Layer Expertise</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Strong experience with relational databases (PostgreSQL/MySQL) and NoSQL (e.g., DynamoDB)</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Ability to design for performance at scale (indexing strategies, query optimization, data modeling)</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">System Modernization</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Proven experience decomposing monoliths into scalable distributed systems</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Ability to manage transitional architectures (hybrid monolith + microservices)</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Engineering Excellence</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Strong experience with CI/CD pipelines, automated testing strategies, and DevOps practices</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Deep understanding of observability (metrics, logs, tracing)</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Leadership Without Authority</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Demonstrated ability to influence technical direction across teams</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Strong communication skills—able to align engineers, product, and leadership</span></li>\n</ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">What KSAs would be nice for this person to have:</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Domain-Driven Design (DDD): Deep experience applying both strategic and tactical DDD in production environments</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Multi-Cloud Exposure: Experience working across AWS, Azure, and GCP in different contexts</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">High-Scale Systems: Experience operating systems at significant scale (e.g., high throughput, low latency systems)</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Community &amp; Thought Leadership: Conference speaking, open-source contributions, or technical blogging</span></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Business Alignment: Experience shaping technical roadmaps aligned to measurable business outcomes</span></li>\n</ul>\n<p><br><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt; font-weight: bold\">About you</span></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">For us to achieve our ambitious vision together as a team, It is important for our Martians to lead at all levels, be self starters who take initiative and put their hands up for challenging tasks. A growth mindset is important to us and we encourage all our Martians to openly share knowledge, support and help each other, ask questions, get creative with new technologies and learn from setbacks.</span></p>\n<p><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt; font-weight: bold\">Becoming a Martian means</span></p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Comfortably working and learning from a fully remote, culturally diverse team based predominantly in South Africa, Kenya, Nigeria and Ghana.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Being an open, honest and respectful communicator.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">You enjoy asking questions, identifying areas of improvement and proposing solutions, no matter your job title or whether you have been with us for a day, a month or years!</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">You are comfortable taking initiative and operating independently.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">You thrive in a fast paced environment, where change is constant.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">You find it exciting to work with various clients, from different industries, each with a different problem for you and your team to solve.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Intentionally sharing tech and industry trends that excite you with your peers.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Seeking continuous feedback and actively taking steps to continuously grow personally and professionally.</span><br></li>\n</ul>\n<p><br></p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\"><span style=\"font-weight: bold\">Want to know what you get by joining us?</span></span></p>\n<ol>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Become a member of a team where we value each individual's contribution from day 1 and empower you to make suggestions, get involved and do what you love most!</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Flexibility and the freedom to work remotely.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Work-life balance where you are not expected to work over weekends or after hours.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">A forward thinking remote company that knows how important it is to stay connected as one team, by providing virtual social platforms for employee engagement.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">A monthly work from home allowance which you can use to set yourself up to work comfortably from home. Whether that is pens, notebooks, new headphones or work snacks!</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">A MacBook or Windows laptop for you to do your best work on.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">Become part of a team of exceptionally clever and talented people who like to share their knowledge and learnings.</span><br></li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt\">We support your career growth and love to celebrate your successes and advancement!</span></li>\n</ol>",
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