{"id":1637026,"url":"https://alion.io/job/viridiengroup-software-developer-high-performance-io-storage-systems","title":"Software Developer – High-Performance I/O & Storage Systems","company":{"id":15283,"name":"Viridien","domain":"viridiengroup.com","url":"https://alion.io/company/viridiengroup","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":95,"open_postings":7,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":129,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Houston, United States","United Kingdom"],"countries":["US","GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":64000,"max_usd":156000,"period":"year","method":"role_country_seniority_unknown","sample_n":383},"experience_years_min":null,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon S3","optional":false},{"name":"C++","optional":false},{"name":"Docker","optional":false},{"name":"Go","optional":false},{"name":"gRPC","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-09-16T00:00:00Z","employer_posted_date":"2026-09-16","last_verified_at":"2026-10-15T23:04:52Z","board_verified":true,"closed_at":null,"days_open":30,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":30},"description":"Viridien (www.viridiengroup.com) is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. With our ingenuity, drive and deep curiosity we discover new insights, innovations, and solutions that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges.\nJob Details\nViridien is seeking a Software Developer - High-Performance I/O & Storage Systems to design, build, and improve services that enable efficient data access and storage across distributed environments.\nThis role focuses on developing high-performance backend services and APIs that integrate closely with performance-critical applications, ensuring efficient data handling, scalability, and reliability across the full data path.\nAbout The Team\nYou will join a team focused on building high-performance data systems that support distributed computing and data-intensive workloads.\nThe team works across backend services, storage systems, and client integration layers to deliver scalable and efficient data access solutions.\nKey Responsibilities\n- I/O & Storage Systems\nDesign and develop high-performance services for data access and storage.\nWork with storage technologies, including object storage systems.\nOptimise read and write paths to improve throughput and reduce latency.\n- Backend & APIs\nBuild and maintain APIs, including gRPC-based services.\nDevelop backend services supporting distributed data access.\n- Performance & Optimisation\nAnalyse and improve performance across the full data path.\nIdentify and resolve bottlenecks in I/O, storage, and system interactions.\n- Platform & Architecture\nContribute to containerised deployments and distributed architectures.\nParticipate in system design and architecture discussions.\nQualifications\nRequired\nStrong software development experience in languages such as C, C++, Go, or Python.\nProven experience building backend services, distributed systems, or performance-critical components.\nUnderstanding of how software interacts with storage systems, operating systems, and hardware.\nExperience working with I/O-intensive systems, storage APIs, or data services.\nExperience analysing and optimising performance, including throughput and latency.\nExperience designing and working with APIs such as gRPC.\nFamiliarity with distributed systems and microservices architectures.\nExperience with containerisation technologies such as Docker or Kubernetes.\nStrong problem-solving and analytical skills.\nPreferred\nExperience with object storage systems such as S3 or similar.\nFamiliarity with Linux systems programming or low-level performance tuning.\nExperience in high-performance or data-intensive environments.\nExperience providing technical or project leadership.\nWhy work with us?\nCompetitive salary commensurate with experience\nHighly attractive bonus scheme\nInitial 22 days annual leave with future increases, complemented by a flexible buying and selling holiday program\nCompany pension with generous employer contribution\nWellbeing Unmind app - puts you in control of your mental health\nA flexible benefits platform with numerous discount schemes - gym membership, restaurants, cinema tickets, and much more!\nRegular social club events, spontaneous reward events throughout the year\nCycle purchase scheme\nFlexible Private Medical & Dental care programmes\nSponsorship of visas/comprehensive relocation packages\nBank Holiday Swap - our holiday swap program allows you to change it for another day of your choice!\nRelaxed dress code policy\nLearning and Development\nAt Viridien, we foster a culture of continuous learning and provide tailored training programs through our Learning Hub, designed to enhance technical, commercial, and personal growth.\nWe Care About The Environment\nWe encourage and actively support a strong sense of community, through volunteering and various company initiatives, as well as a strong company commitment to protecting our environment through sustainable solutions, energy saving and waste reduction enterprises.\nOur Hiring Process\nAt Viridien, we are committed to delivering a respectful, inclusive, and transparent recruitment experience.\nDue to the high volume of applications we receive, we may not be able to provide individual feedback to every applicant. Only candidates whose qualifications closely match the role criteria will be contacted for an interview. We do, however, aim to share personalized feedback with those who progress to the first round of interviews and beyond.\nWe are also dedicated to ensuring that our hiring process accessible to all. If you require any reasonable adjustments to fully participate in the application or interview stages, please don’t hesitate to contact your recruiter directly.\nWe see things differently. Diversity fuels our innovation, we value the unique ways in which we differ, and we are committed to equal employment opportunities for all professionals.","description_format":"text","description_chars":4998,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Annual leave","Continuous learning","Gym membership"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-01T21:39:22Z"}],"visa":[],"liveness":{"score":87,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.872,"p_room":1,"age_days":30,"expected_fill_days":129,"reasons":["conf:6","velocity","win:early"],"computed_at":"2026-10-16T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/viridiengroup-software-developer-high-performance-io-storage-systems","json_url":"https://alion.io/job/viridiengroup-software-developer-high-performance-io-storage-systems.json","meta":{"generated_at":"2026-10-16T10:42:21Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":9227,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":15283},"rest":"https://alion.io/mcp/rest/get_company?id=15283"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fviridiengroup-software-developer-high-performance-io-storage-systems"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fviridiengroup-software-developer-high-performance-io-storage-systems"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fviridiengroup-software-developer-high-performance-io-storage-systems"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/viridiengroup-software-developer-high-performance-io-storage-systems\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fviridiengroup-software-developer-high-performance-io-storage-systems"}]}