{"id":2119027,"url":"https://alion.io/job/xelix-senior-devops-engineer","title":"Senior DevOps Engineer","company":{"id":12258,"name":"Xelix","domain":"xelix.com","url":"https://alion.io/company/xelix","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Teamtailor","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":77000,"max_usd":148000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":54},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon Aurora","optional":false},{"name":"Amazon ECS","optional":false},{"name":"Amazon EKS","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"GitHub Actions","optional":false},{"name":"Least Privilege","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"Terraform","optional":false},{"name":"Amazon Redshift","optional":true},{"name":"ClickHouse","optional":true},{"name":"Kubernetes","optional":true},{"name":"Linux","optional":true},{"name":"PostgreSQL","optional":true}],"status":"live","first_seen_at":"2026-10-08T14:54:40Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-18T03:49:04Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"About us\nAt Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate - moving from manual processes to automated, intelligent workflows.\nXelix is a fast-paced scale-up - things move fast and expectations are high. We raised our Series B with Insight Partners in June 2025 and are expanding aggressively. We have a team of over 150 talented people pulling together to achieve our goals. Everyone is trusted to take ownership, move fast and have a meaningful impact. We prioritise personal and professional growth, keep things fun, and love to celebrate a milestone together.\nIn this role you’ll grow, be challenged and help shape the future of Xelix. If you’re excited about building something special with us, we’d love to hear from you.\nAbout the role\nWe are looking for a Senior DevOps Engineer to take ownership of the reliability, scalability, and security of our infrastructure. This role is for someone who has spent a decade or more building and operating production systems end-to-end - from cloud infrastructure and CI/CD pipelines through to databases, messaging, and the operational needs of machine learning workloads. You will be a technical anchor for the team, setting standards for infrastructure-as-code, security, and operational excellence, while remaining deeply hands-on with the platform day to day.\nYou’ll need to be based in or around London and able to work from our office several days a week, working closely with engineering, data, and security teams.\nWhat you'll be doing\nDesign, build, and operate our cloud infrastructure on AWS, with a strong focus on container orchestration (ECS and EKS) and reliable, scalable production services.\n\nOwn our Infrastructure-as-Code estate in Terraform, driving consistent, version-controlled, repeatable provisioning across environments.\n\nBuild and maintain CI/CD pipelines using GitHub Actions, enabling teams to ship safely and frequently.\n\nOperate and tune production RDS/Aurora databases, including performance, backups, migrations, partitioning, and scaling strategies.\n\nSupport ML Ops needs: help productionise machine learning workloads and ensure the ML infrastructure is reliable, observable, and cost-effective.\n\nWrite Python for automation, tooling, and infrastructure glue code across the platform.\n\nChampion DevSecOps practices - embedding security into the pipeline, managing secrets, enforcing least-privilege access, and working with engineering teams to remediate vulnerabilities early.\n\nBuild and improve monitoring, alerting, and incident response so issues are caught and resolved before they become outages.\n\nMentor other engineers, contribute to architecture decisions, and help shape the team’s technical standards and roadmap.\n\nParticipate in on-call rotation and take ownership of incidents affecting production systems.\n\nWhat you’ll bring\n10+ years of experience in a DevOps, SRE, platform, or infrastructure engineering role, ideally including production ownership of business-critical systems.\n\nStrong proficiency inPython, used for automation, tooling, and operational scripting.\n\nDeep, hands-on experience withAWS, including container platforms such asECS andEKS.\n\nProven expert-level skill withTerraform - this is a must-have, not a nice-to-have.\n\nSolid experience withdatabase operations, ideally PostgreSQL in AWSRDS/Aurora, including performance tuning, migrations, backups, and scaling large or high-throughput databases.\n\nPractical experience withCI/CD pipelines, specificallyGitHub Actions.\n\nA strongDevSecOps mindset, with experience embedding security practices, secrets management, and compliance controls into infrastructure and pipelines.\n\nStrong troubleshooting skills across Linux systems, networking, and distributed infrastructure.\n\nExcellent communication skills and the ability to work cross-functionally with engineering, data, and security stakeholders.\n\nMust be based in or commutable to London and available to work from the office several days per week.\n\nPreferred / Nice to Have\nBackground in high-availability, low-latency, or highly regulated environments (e.g. fintech, trading, healthcare).\n\nMLOps experience - deploying, monitoring, and scaling machine learning workflows in production.\n\nExperience with ClickHouse, Amazon Redshift, or other data warehousing/analytics platforms.\n\nStrong identity and access management platform experience and knowledge.\n\nExperience working in environments with security compliance requirements and building tooling to meet these needs.\n\nWhat we offer in return\nCompetitive salary of £65,000 - £90,000 depending on experience\n27 days of annual leave (including 3 days Christmas closing), with the option to roll over 3 days\nHybrid working from our dog-friendly Hoxton office and on-site gym\nComprehensive private medical & dental cover with Vitality\nEnhanced parental leave pay\nLearning & development culture - £1,000 personal annual budget\nWe’re carbon-neutral and are working towards ambitious carbon reduction goals\nLots of team socials & activities\nAnnual team retreat\n\nWant to learn more?\nAbout us\n\nXelix blog\n\nXelix news\n\nXelix glassdoor\n\nWe believe that people from diverse backgrounds, with different identities and experiences make our company and product better. No matter your background, we'd love to hear from you! And if you have a disability, please let us know if there's any way we can make the interview process better for you - we're happy to accommodate!\nIf you're a recruiting agency - we have an existing list of agencies we work with and we are not currently planning on expanding the list. Neither the Talent team nor hiring managers or the Support team will respond to cold outreach.","description_format":"text","description_chars":5781,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Annual leave","Hybrid work","Parental leave"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Fraud Detection","Financial AI","Accounting & Tax Software"],"lifecycle":[{"event":"open","at":"2026-10-08T23:51:38Z"}],"visa":[],"liveness":{"score":88,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.883,"p_room":1,"age_days":8,"expected_fill_days":36,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/xelix-senior-devops-engineer","json_url":"https://alion.io/job/xelix-senior-devops-engineer.json","meta":{"generated_at":"2026-10-18T07:41:23Z","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":11449,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"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":12258},"rest":"https://alion.io/mcp/rest/get_company?id=12258"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fxelix-senior-devops-engineer"},{"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%2Fxelix-senior-devops-engineer"},{"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%2Fxelix-senior-devops-engineer"},{"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/xelix-senior-devops-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fxelix-senior-devops-engineer"}]}