{"id":158454,"url":"https://alion.io/job/universal-quantum-software-engineer-compilers","title":"Software Engineer (Compilers)","company":{"id":51526,"name":"Universal Quantum","domain":"universalquantum.com","url":"https://alion.io/company/universal-quantum","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":95,"open_postings":11,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":124,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Haywards Heath, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":67000,"max_usd":163000,"period":"year","method":"role_country_seniority_unknown","sample_n":383},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"GCC","optional":false},{"name":"Git","optional":false},{"name":"LLVM","optional":false},{"name":"Rust","optional":false},{"name":"C","optional":true},{"name":"Python","optional":true},{"name":"Qiskit","optional":true},{"name":"SQL","optional":true},{"name":"Time Series Forecasting","optional":true}],"status":"live","first_seen_at":"2026-01-19T00:00:00Z","employer_posted_date":"2026-01-19","last_verified_at":"2026-10-17T14:58:32Z","board_verified":true,"closed_at":null,"days_open":271,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":271},"description":"At Universal Quantum, we aim to make the world a better place by engineering the future of computing. Together, we are creating truly impactful quantum computers. Our machines will be capable of solving problems until now considered impossible, with applications ranging across a broad range of industries, including healthcare, materials and aerospace. We are seeking to hire a Software Engineer to develop software to operate our quantum processors. Passionate about helping create technologies which can change the world? We may be the right place for you, so get in touch!\nWhat You’ll Accomplish:\nDesign, develop, integrate, and test software to operate quantum computing hardware \nWork on use cases, analyse issues, investigate, create and communicate solutions, and lead development of components within our software stack \nBenchmark, profile and optimise Quantum Computing processes, algorithms and software \nWork with a multidisciplinary team of electronic engineers, physicists, hardware designers and software developers \nEvaluate and document the systems you help design, build, and maintain \nTake responsibility of major features within the Quantum Computing Software Stack \nRequirements\nThe 3 Most Critical Attributes We'll Use to Compare Candidates:\nSolid programming experience in Rust, C, or C++ \nExperience in designing, developing, debugging, testing, maintaining, and profiling commercial-quality software \nCollaborative team player with good communication skills \nMust-have Skills:\n5+ years of experience designing, developing, debugging, testing, maintaining, and profiling software using Rust, C, and C++ \nExperience in compiler development \nExperience with algorithm development, verification and optimisation \nHands-on experience with a toolchain codebase, such as LLVM, GCC, or other open-source/commercial compiler and toolchain, or framework \nWriting readable, high-integrity, efficient, and well-documented code \nFamiliarity with Git and experience with collaborative design and development, and code reviews \nPragmatic approach to decision-making and design choices \nPrevious experience in start-ups or dynamic work environments \nNice-to-have Skills:\nExperience with Python \nExperience with databases (SQL, time series) \nKnowledge of Quantum Computing concepts \nExperience with Qiskit \nBachelor’s/master's degree in computer science, Electronic Engineering or a related discipline \nPlease feel encouraged to apply even if you don't match all the requirements of our job description. We would love to receive your application even if you think you're only a partial match.\nBenefits\nCompetitive salary \nMeaningful equity participation \nFlexible holiday allowance (28 days minimum) \nFlexible working \n10% matching pension \nGenerous parental support policy \nPrivate health / dental insurance & group life insurance \n£2,000 annual personal development budget \nRelocation support \nWe are committed to nurturing diversity and inclusion At Universal Quantum, we’re passionate about working with and for all kinds of minds. We are committed to building an inclusive environment where everyone can thrive, and we hold ourselves accountable through continuous improvement, transparency, and the way we design our hiring and working practices. 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