{"id":2010603,"url":"https://alion.io/job/chainlink-senior-software-engineer-chainlink-runtime","title":"Senior Software Engineer (Chainlink Runtime)","company":{"id":47454,"name":"Chainlink","domain":"chain.link","url":"https://alion.io/company/chainlink","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Welcome to the Jungle","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-12T06:55:09Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":["GB"],"hiring_countries_total":1,"salary":{"min":100000,"max":130000,"currency":"EUR","period":"year","gross":null,"usd_annual":146285},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Chainlink","optional":false},{"name":"Go","optional":false},{"name":"Solidity","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-07-05T00:05:30Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-13T03:27:53Z","board_verified":true,"closed_at":null,"days_open":100,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":99},"description":"Join Chainlink, a leading provider of decentralized oracle networks. As a Senior Software Engineer, you will play a critical role in advancing the reliability, scalability, and operational excellence of the Chainlink Runtime Environment (CRE) platform. You will design and build distributed systems, improve workflow execution durability, and partner with engineering teams across the organization. The ideal candidate has experience designing and operating large-scale production platforms, building production APIs, and a strong interest in blockchain infrastructure and Web3 technologies.\nMissions\nConception, développement et exploitation de services de plateforme hautement évolutifs.\nLeadership dans le développement de services backend de qualité production et d'APIs.\nAmélioration de la durabilité de l'exécution des workflows et de la résilience de la plateforme.\nProfil recherché\n - Experience designing, building, and operating large-scale production platforms- Experience building production APIs and backend applications serving multiple stakeholders\n- Self-driven approach with a high degree of ownership, technical curiosity, and continuous learning\n- Excellent collaboration and communication skills within cross-functional engineering environments\n- Strong experience designing and operating distributed systems\n- Strong systems thinking with the ability to evaluate architectural trade-offs and solve complex technical problems\n- Demonstrated ability to deliver reliable, high-quality software through rigorous engineering practices\n- Advanced proficiency developing production systems in Go (Golang)\n- Experience defining, measuring, and improving service reliability through SLOs and SLIs\n- Experience developing software using TypeScript, Solidity, or additional backend technologies\n- Strong interest in blockchain infrastructure and Web3 technologies\n- Experience developing financial infrastructure, banking systems, or other mission-critical distributed platforms\n- Experience building decentralized applications (dApps)","description_format":"text","description_chars":2045,"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":["Continuous learning"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","Financial Services","Web3 & dApps","Blockchain Infrastructure"],"lifecycle":[{"event":"open","at":"2026-10-07T13:01:59Z"}],"visa":[],"liveness":{"score":4,"band":"cold","label":"Long shot","p_open":1,"p_active":0.144,"p_room":0.28,"age_days":99,"expected_fill_days":7,"reasons":["conf:0","win:tail","crowd:"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":146285,"is_top_pay":false},"html_url":"https://alion.io/job/chainlink-senior-software-engineer-chainlink-runtime","json_url":"https://alion.io/job/chainlink-senior-software-engineer-chainlink-runtime.json","meta":{"generated_at":"2026-10-13T04:12:11Z","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":6542,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":47454},"rest":"https://alion.io/mcp/rest/get_company?id=47454"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fchainlink-senior-software-engineer-chainlink-runtime"},{"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%2Fchainlink-senior-software-engineer-chainlink-runtime"},{"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%2Fchainlink-senior-software-engineer-chainlink-runtime"},{"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/chainlink-senior-software-engineer-chainlink-runtime\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fchainlink-senior-software-engineer-chainlink-runtime"}]}