{"id":157861,"url":"https://alion.io/job/iss-stoxx-principal-platform-engineer","title":"Principal Platform Engineer","company":{"id":171230,"name":"ISS STOXX","domain":"iss-stoxx.com","url":"https://alion.io/company/iss-stoxx-2","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":91,"open_postings":9,"ghost_share":0,"stale_share":0.111,"repost_share":0.111,"time_to_fill_p50_days":61,"computed_at":"2026-11-01T06:10:25Z"}},"role":"DevOps","role_family":"DevOps","seniority":"lead","employment_type":"full_time","work_mode":"on_site","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":84000,"max_usd":153000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":30},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agentic Workflows","optional":false},{"name":"AI Agents","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"GitHub Actions","optional":false},{"name":"Grafana","optional":false},{"name":"Incident Management","optional":false},{"name":"Kubernetes","optional":false},{"name":"LLM Guardrails","optional":false},{"name":"Platform Engineering","optional":false},{"name":"Prometheus","optional":false},{"name":"Python","optional":false},{"name":"Splunk","optional":false},{"name":"Terraform","optional":false},{"name":"Machine Learning","optional":true},{"name":"RAG","optional":true}],"status":"live","first_seen_at":"2026-08-28T00:00:00Z","employer_posted_date":"2026-08-28","last_verified_at":"2026-11-01T20:03:07Z","board_verified":true,"closed_at":null,"days_open":66,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":66},"description":"ISS STOXX is seeking a Principal Platform Engineer to join our global Platform Engineering function, responsible for the cloud platforms, engineering capabilities, and operational foundations that support our products and services worldwide.\nWorking across both GCP and AWS, you will help shape the next evolution of our platform engineering capability. A key focus of the role will be extending and maturing our multi-cloud platform strategy, including the development of AWS landing zone capabilities that align with the standards, automation, governance, and developer experience establishedwithin our GCP platform.\nAlongside this, you will play an important rolein enabling the organisation'sAI transformation. Building on our existing cloud platform foundations, you will help develop the tooling, patterns, operational capabilities, and platform services requiredto support AI-powered applications, agentic workflows, and emerging AI technologies at enterprise scale.\nAs a Principal Engineer, you will work closely with peers across engineering, architecture, security, and product teams to solve complex technical challenges and influence technical direction through expertise, collaboration, and delivery. You will evaluate emerging technologies, develop proof-of-concepts, and help translate promising ideas intopractical, reusable capabilities that addvalue across the business.\nWe'relooking for someone who combines deep platform engineering expertisewith strong technical judgement, creativity, and curiosity. You should be equally comfortable designing cloud platforms, improving engineering practices, automating complex processes, and exploring how emerging technologies can be applied to solve real businessproblems.\nYou will thrive in a collaborative environment where success is achieved through influence rather than hierarchy, where platform engineering is viewed as an enabler for product teams, and where balancing innovation with operational excellence is fundamental to long-term success.\nResponsibilities:\nShape the architecture, evolution, and operational excellence of ISS STOXX's global cloud platforms across GCP and AWS, ensuring they remainsecure, scalable, resilient, and easy for engineering teams to consume.\n\nDesign, build, and mature AWS landing zone capabilities that align with the standards, governance, automation, security controls, and developer experience establishedwithour GCP platform.\n\nDevelop and enhance platform services, self-service capabilities, CI/CD tooling, observability solutions, and automation frameworks that improve developer productivity and operational effectiveness.\n\nContribute to ourAI transformation by building the platform capabilities, tooling, operational patterns, and guardrails requiredto support AI-powered applications, agentic workflows, and emerging AI technologies at enterprise scale.\n\nAct as a technical authority for complex platform engineering challenges, providing hands-on leadership during critical incidentsand guiding the resolution of high-impact technical problems.\n\nEvaluate emerging technologies, develop proof-of-concepts, and translate successful innovations into practical, reusable platform capabilities that deliver measurable business value.\n\nPartner with engineering, architecture, security, and product teams to define technical direction, establishengineering standards, and ensure platform capabilities meet current and future business requirements.\n\nDrive continuous improvement across platform reliability, observability, automation, security, cost efficiency, and developer experience through data-driven engineering practices.\n\nMentor and support engineers across the organisation, promoting platform engineering best practices, technical excellence, and a culture of continuous learning and collaboration.\n\nContribute to the long-term evolution of the Platformand AIEngineering functions, helping balance operational excellence with innovation while enabling teams to deliver value quickly and safely.\n\nRequirements:\nAt least 10 years' experience in platform engineering, cloud engineering, or related disciplines, with a proven track recordof designing and operatinglarge-scale enterprise platforms.\nStrong experience designing and implementing cloud-native platforms and engineering capabilities on GCP and/or AWS.\n\nExperience building or maturing cloud landing zones, platform governance frameworks, and self-service developer platforms.\n\nDeep understanding of modern cloud architectures, including containers, Kubernetes, serverless technologies, APIs, networking, security, and identity management.\n\nStrong hands-on expertisewith Infrastructure as Code, with masterproficiencyin Terraform.\n\nExperience developing and operatinglarge-scale CI/CD, automation, and platform engineering capabilities that improve developer productivity and operational excellence.\n\nExperience evaluating emerging technologies, developing proof-of-concepts, and translating successful concepts into production-ready platform capabilities.\n\nPractical experience enabling AI and data-driven workloads on cloud platforms, including familiarity with the tooling, operational considerations, and governance requirements associated with modern AI solutions.\n\nStrong software engineering and automation skills, with expertisein Python and experience building reusable tooling and platform services.\n\nExperience with modern platformand engineering toolingsuch as GitHub Actions, Apigee, Airflow, and related cloud-native technologies.\n\nExpertise withobservability platforms such as Data Dog, Prometheus, Grafana, ELK, Splunk or equivalent, including monitoring, logging, tracing, reliability engineering, and incident management.\n\nSoundtechnical judgement with the ability to balance innovation, risk, operational excellence, and business outcomes.\n\nProven ability to influence technical direction, build consensus, and drive adoptionof engineering best practices across multiple teams.\n\nExperience coaching and mentoring engineers, fostering technical excellence, continuous learning, and collaborative problem-solving.\n\nExperience working effectively within global, distributed, or multinational engineering organisations.\n\nExcellent communication, documentation, and stakeholder engagement skills, with the ability to explain complex technical concepts to both technical and non-technical audiences.\n\nA pragmatic, outcome-focused approach with a passion for simplicity, automation, observability, and continuous improvement.\n\nWillingness to participatein out-of-hourssupport and major incident escalation when required.\n\nNice to have:\nExperience building platforms that support AI-powered applications, machine learning workloads, or agentic systems.\n\nExperience with GCP AI services, vector databases, retrieval-augmented generation (RAG), model operations, or AI governance frameworks.\n\nExperience operatingin multi-cloud environments and helping organisations establishconsistent platform standards across cloud providers.\n\nBachelor's or Master's degree in Computer Science, Engineering, or a related discipline, or equivalent practical experience.\n\n#LI-TG1 #STOXX # DIRECTOR\nWhat You Can Expect from Us\nOur people are the moving force behind our work. We are committed to building a culture that values diverse skills, perspectives, and experiences. If you have the skills, passion, and drive to help us bring clarity and transparency to capital markets, we want to work with you.\nTogether, we can grow your career in an environment that fuels creativity, drives innovation, and has real impact.\nAbout ISS STOXX\nISS STOXX delivers world-class research, data, and technology solutions that empower capital market participants to pursue their visions with confidence. Our expertise spans indices, corporate governance, sustainability, cyber risk, and fund intelligence, giving clients the tools they need to uncover opportunities, manage risks, and navigate evolving regulations. We are made up of 4,000 professionals operating across 20 countries and serving approximately 5,000 clients, including many of the world’s leading institutional investors. Our scale and reach give us deep market knowledge, while our innovative methodologies allow us to offer our clients tailored insights that drive impact and success.\nISS STOXX Indices, including the renowned STOXX and DAX families, sets the standard for rules-based, transparent, and liquid benchmarks and indices. Our ready-made products and customized solutions are used by sophisticated institutional investors, ETF issuers, and providers of derivatives and structured products.\nVisit our website: https://www.iss-stoxx.com/\nLearn more: https://stoxx.com/\nView additional open roles: https://www.iss-stoxx.com/about/careers/\nISS STOXX is committed to fostering, cultivating, and preserving a culture of diversity and inclusion. It is our policy to prohibit discrimination or harassment against any applicant or employee on the basis of race, color, ethnicity, creed, religion, sex, age, height, weight, citizenship status, national origin, social origin, sexual orientation, gender identity or gender expression, pregnancy status, marital status, familial status, mental or physical disability, veteran status, military service or status, genetic information, or any other characteristic protected by law (referred to as “protected status”). All activities including, but not limited to, recruiting and hiring, recruitment advertising, promotions, performance appraisals, training, job assignments, compensation, demotions, transfers, terminations (including layoffs), benefits, and other terms, conditions, and privileges of employment, are and will be administered on a non-discriminatory basis, consistent with all applicable federal, state, and local requirements.","description_format":"text","description_chars":9810,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":["Continuous learning"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Data & Market Intelligence"],"lifecycle":[{"event":"open","at":"2026-08-28T00:00:00Z"}],"visa":[],"liveness":{"score":36,"band":"fade","label":"Fading","p_open":1,"p_active":0.827,"p_room":0.44,"age_days":65,"expected_fill_days":61,"reasons":["conf:8","velocity","win:tail","crowd:"],"computed_at":"2026-11-01T06:10:25Z"},"pay":null,"html_url":"https://alion.io/job/iss-stoxx-principal-platform-engineer","json_url":"https://alion.io/job/iss-stoxx-principal-platform-engineer.json","meta":{"generated_at":"2026-11-02T01:58:53Z","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":2978,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"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":171230},"rest":"https://alion.io/mcp/rest/get_company?id=171230"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fiss-stoxx-principal-platform-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%2Fiss-stoxx-principal-platform-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%2Fiss-stoxx-principal-platform-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/iss-stoxx-principal-platform-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fiss-stoxx-principal-platform-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":157861}},{"tool":"search_jobs","arguments":{"company":"iss-stoxx.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":157861},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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