{"id":2590066,"url":"https://alion.io/job/microsoft-bing-senior-software-developer-low-level-and-embedded-defence","title":"Senior Software Developer- Low-Level and Embedded (Defence)","company":{"id":2037,"name":"Microsoft Bing","domain":"bing.com","url":"https://alion.io/company/microsoft-bing","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"Hardware","role_family":"Hardware","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Newcastle upon Tyne, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":60000,"max_usd":105000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":35},"experience_years_min":5,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"Rust","optional":false}],"status":"live","first_seen_at":"2026-08-13T15:15:06Z","employer_posted_date":"2026-09-07","last_verified_at":"2026-10-15T09:59:35Z","board_verified":true,"closed_at":null,"days_open":62,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":62},"description":"Location: Newcastle upon Tyne\nSecurity clearance: must be eligible for UK SC-level security clearance (UK national)\nVisa sponsorship: we are not able to sponsor visas for this role\nClosing date: applications reviewed on a rolling basis\nAbout Neptune North\nNeptune North is a high-performing technical consultancy. We build data, AI and software solutions for clients in defence, financial services and private capital, working on demanding problems in challenging environments.\nWe were founded in 2024 as a joint venture between Oliver Wyman and Rokos Capital Management. We’re headquartered in the centre of Newcastle upon Tyne, with a growing international footprint, and we’re recruiting exceptional engineers across every level.\nThe role\nWe’re looking for a Senior Software Engineer to lead low-level and embedded development on demanding defence projects and to help provide technical oversight to a new and rapidly growing team. You will help define and strengthen the systems engineering capabilities that differentiate Neptune North and build a trusted reputation across defence clients.\nResponsibilities also include contributing to business development, providing technical expertise and mentoring, overseeing the quality of deliverables, and hands-on involvement in projects.\nThis is a technical leadership role for an engineer who wants to stay close to the code. Potential projects span fully engineered solutions, developing Proof of Concepts (POCs), and applied work on embedded, real-time and resource-constrained platforms.\nResponsibilities\nInfluence the technical direction and play a key role in strengthening Neptune North’s low-level and embedded capabilities\nProvide leadership and hands-on delivery in a wide range of systems projects\nSet and maintain technical direction, architecture and standards, and make pragmatic trade-offs between speed, quality and long-term maintainability\nRun code and design reviews, set the bar for quality, and hold the team to it\nWork directly with clients to shape requirements, manage expectations, and to build trust\nContribute to winning work by helping to write compelling bids and high-quality technical proposals\nDemonstrate flexibility in taking on work aligned to evolving company priorities\nAdvocate knowledge sharing across the team and identify opportunities for reuse of capabilities\nRegularly provide career and technical mentorship to other engineers to build a high calibre engineering team\nWhat makes a great candidate\nMinimum 5 years employment experience delivering and/or overseeing low-level, embedded or real-time software\nExcellent programming skills in C++ or Rust\nExperience of embedded, real-time or resource-constrained environments, including peripheral interfaces such as SPI, I2C, UART and CAN bus\nExperience developing for industrial computing platforms, single-board computers or real-time operating systems\nExperience of high-assurance engineering practices, such as safety-related standards or secure development lifecycles\nExperience of high-performance computing, low-latency systems, or performance profiling and optimisation\nLinux or macOS development, including low-level toolchain and build system knowledge\nExperience of modern end-to-end software engineering workflows, including requirements management, design, development, testing, deployment and maintenance\nExperience integrating AI-assisted tools into development workflows without compromising on quality, security or compliance\nA solid understanding of software engineering processes, and a drive to embed best practices in teams\nExcellent verbal and written communication skills and the ability to adapt communication according to the audience\nExperience working effectively in a team and a commitment to knowledge-sharing and collaboration\nStrong academic foundations, typically a first-class or 2:1 degree from a leading university in Computer Science, Engineering, Physics or Mathematics, or a related discipline\nAbility to work effectively with ambiguity, while maintaining a disciplined, outcome-focussed approach\nExperience in defence or national security is a strong plus\nExperience writing technical proposals or bids is a plus\nWhat you can achieve\nShape systems that strengthen UK defence and national security\nPlay a critical role in building and nurturing a rapidly expanding world-class engineering team\nGain broad experience across interesting systems projects applied to challenging environments\nBe part of a collaborative, low-ego team\nWhy join us\nWork on a wide variety of interesting problems alongside high-calibre colleagues. Our culture is collaborative and supportive. Neptune North is a place where people help each other grow and feel a real sense of belonging\n25 days’ holiday allowance plus bank holidays\nMatching pension contributions up to 6%\nPrivate health insurance through Bupa\nDiscretionary bonus\nTravel\nNeptune North works with clients across the UK’s defence sector. Many engagements involve regular travel and time on client site. This could mean two to three days per week over an entire assignment, or shorter periods of full-time on-site working anywhere in the UK, at sites including Cheltenham, Bristol, Glasgow, Portsmouth or other defence hubs. We support travelling staff with full expenses and hotel arrangements, and we discuss client placements with you in advance. We are looking for engineers who see this variety as part of the appeal of consultancy work rather than a downside.\nInterview process\nOur interview process is rigorous because the standard internally is high. For this role, it has three stages:\nWritten questions, which you complete at a time that suits you\nA first interview covering your CV, experience and career aspirations\nA technical interview with members of our engineering team\nEquity, diversity and inclusion\nAt Neptune North we are committed to a work environment that embraces diversity, equity and inclusion. We believe diverse backgrounds, perspectives and experiences help us attract, develop and retain the best talent. 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