{"id":701654,"url":"https://alion.io/job/enseradesign-senior-software-engineer-mcu","title":"Senior Software Engineer – MCU","company":{"id":3867888,"name":"Kinneirdufort","domain":"kinneirdufort.com","url":"https://alion.io/company/kinneirdufort","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitee","truth_index":{"grade":"D","score":40,"open_postings":11,"ghost_share":1,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bristol, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":60000,"max":73954,"currency":"GBP","period":"year","gross":null,"usd_annual":98920},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Embedded C","optional":false},{"name":"Linux","optional":false},{"name":"C","optional":true}],"status":"live","first_seen_at":"2026-05-14T06:59:46Z","employer_posted_date":"2026-05-14","last_verified_at":"2026-11-03T17:41:29Z","board_verified":true,"closed_at":null,"days_open":173,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":172},"description":"Bold ideas start with bold people. At Ensera Design, we are a world-class user-centered innovation and product development consultancy working across medical and consumer health. Join our multidisciplinary team to build robust, secure firmware that powers life-enhancing products.\nWe are currently seeking a Senior Software Engineer - MCU to join our talented team and contribute to delivering exceptional solutions for our clients.\nRequirements\nAbout the role\nYou will lead the design and delivery of microcontroller (MCU) firmware for real-time systems, owning technical decisions and collaborating across hardware, Linux, UI, connectivity and test to integrate complete solutions.\nWhat you’ll do:\nDesign and implement MCU firmware subsystems aligned to system and security architecture.\nOwn technical design of MCU subsystems.\nDevelop and review embedded C/C++ for real-time systems.\nGuide and support more junior developers.\nChampion coding standards and secure development.\nYour skills and experience\nWhilst you do not need to meet all of these points, please ensure you meet the majority of them before making an application:\nEssential:\nProven experience with ARM Cortex-M or equivalent.\nStrong C/C++ in embedded, real-time contexts.\nExperience in quality-controlled or safety-critical environments.\nDesirable:\nSTM32, bootloaders, MISRA, UART/SPI/I2C/CAN.\nFor this role we are considering a salary of up to £73,954. As part of your application, we will ask you to state your desired salary. If you would like to discuss your salary expectations in more detail, then please reach out.\nWhy work with us?\nEnsera Design offers interesting and varied work combined with a supportive team culture to provide a stimulating environment where you will have the opportunity to develop and learn from others. We offer flexible working policies where working patterns are agreed with our line managers, taking into account the role, needs of the individual, and the team.\nWe recognise that we are only as good as our people and we know how important it is to support our team.\nWe offer:\nPerformance-related company-wide bonus.\n\nFlexible hybrid working in line with our core hours (Mon-Thu, 9:30am-12:00pm & 2:00pm-4:00pm; Fri, 9:30am-12:00pm).\n\nPrivate healthcare for you and your family.\n\nEnhanced maternity and paternity leave.\n\nSalary exchange pension scheme.\n\n25 days of annual leave, plus the option to purchase up to one working week and additional days for length of service.\n\nAccess to our Employee Assistance Programme and digital wellbeing platform.\n\nCycle to Work & Electric Vehicle Lease schemes.\n\nDeath in service (x4 gross salary).\n\nTraining and development opportunities, including dedicated learning days and regular knowledge-sharing sessions.\n\nA free lunch the first Monday of every month alongside our company-wide meeting.\n\nFree breakfast every Wednesday, and plenty of opportunities to socialise, including team-organized activities, summer and Christmas parties, and more.\n\nAbout us\nWe are based in an iconic Grade II listed building in the heart of Bristol. Our vibrant workspace houses state-of-the-art labs, a design studio, usability suites, and collaborative meeting spaces. Nestled in a lively neighbourhood with independent shops, we’re just a short walk from Park Street, the Harbourside, and St. Nick’s Markets.\nWe are proud of our values:\nFind a way: We work as one team, combining our knowledge and experience to unite around a shared goal. We trust each other and do what’s needed to get things done and exceed expectations.\n\nPull together: We believe anything is possible. When faced with challenges we take the initiative, using our creative spirit and determination to find bold solutions and deliver results that move us forward.\n\nCare: We act with integrity, take pride in our work, and support each other. We each play our part to make a positive impact for our customers, our colleagues, and our planet.\n\nOur diverse, multidisciplinary team spans research, design, human factors, engineering, prototyping, manufacturing, and beyond. Together, we deliver cutting-edge solutions for clients ranging from global leaders to innovative start-ups, with a particular focus on medical devices, drug delivery, orthopaedics, and diagnostics.\nDo we sound like a good match for you?\nIf you’d like to discuss the role or would like to discuss any reasonable adjustments you may need to make your application, we’d love to hear from you. If you think you might be the right person for us but want an informal chat first then get in touch via .\nPlease note we reserve the right to close the vacancy if we have a high level of applications. We look forward to hearing from you!\nAt Ensera Design we believe that designing for people means including all people, starting with the team behind the work. Our human-centred design ethos is rooted in empathy, and our values - pull together, find a way, and care - guide us in building a team that reflects the diversity of the world we design for.\nWe know that different perspectives lead to better ideas, stronger collaboration, and more meaningful outcomes. If you meet the skills and experience for this role, we welcome your application - whatever your background, identity, or path into design. 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Docs: https://alion.io/developers"}}