{"id":4163923,"url":"https://alion.io/job/citi-credit-quantitative-developer-assistant-vice-president","title":"Credit Quantitative Developer (Assistant Vice President)","company":{"id":7841,"name":"Citi","domain":"citi.com","url":"https://alion.io/company/citi","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":94,"open_postings":620,"ghost_share":0.018,"stale_share":0.348,"repost_share":0.061,"time_to_fill_p50_days":9,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Data Science","role_family":"Data Science","seniority":"head","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":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"STL","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-11-12T13:01:35Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-13T18:15:52Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Are you looking for a career move that will put you at the heart of a global financial institution? Then bring your skills in Quantitative Development to Citi’s Credit Quant team.\nBy Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress.\nTeam/Role Overview\nAs regulatory demands continue to tighten-especially around model testing-Citi is investing in advanced solutions to meet these requirements and drive our strategic vision of unified tools and processes across all asset classes.\nIn this role, you’ll have the opportunity to provide crucial technical and design support to our Quant team and collaborate directly with clients of our libraries, making an impact on the firm's innovation and compliance efforts.\nThis role is focused on the Quant Development (QD) side of the Credit Quant team. In addition to providing technical support, the QDs in this team focus on tools, library architecture, testing and releases as well as development work with some focus on mathematical modelling.\nMany of the tools and framework development will be shared by other asset classes, therefore, a collaborative focus is essential.\nWhat you’ll do\nWorking as part of a team as well as on an individual basis\nDevelop analytics libraries used for pricing and risk-management (C++, Python) on Windows and Linux\nTesting and reporting framework development including tools.\nTechnical and design support for Quants and library users\nSupport quantitative models for the trading business using a wide variety of mathematical and computer science methods and tools including hardware acceleration, C++ including STL, object-oriented software design, Python.\nLibrary extensions and enhancements as dictated by the trading desks.\nCollaborate closely with other asset classes, Traders, Structurers, and technology professionals.\nWhat we’ll need from you:\nStrong C++ and Python programming skills\nAdvanced ability in library development on Windows and Linux\ncommercial awareness\nProficiency at using modern AI tools\nMaster’s and/or PhD\nAbility to focus on major projects, and deliver promptly, whilst juggling the day-to-day requirements that come up.\nAbility to clearly communicate progress and importance of projects to non-technical clients of the library.\nWhat we can offer you:\nThis is a terrific opportunity to join a growing, global and dynamic transformation team delivering meaningful and significant change.\nWe work hard to have a positive financial and social impact on the communities we serve. In turn, we put our employees first and provide the best-in-class benefits they need to be well, live well and save well.\nBy joining Citi London, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:\nGenerous holiday allowance starting at 27 days plus bank holidays; increasing with tenure.\nA discretional annual performance related bonus \nPrivate medical insurance packages to suit your personal circumstances.\nEmployee Assistance Program \nPension Plan \nPaid Parental Leave \nExclusive discounts for employees, family, and friends \nAccess to an array of learning and development resources \nAlongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day. We want the best talent around the world to be energized to join us, motivated to stay, and empowered to thrive.\nSounds like Citi has everything you need? Then apply to discover the true extent of your capabilities.\nThis job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as needed.\n------------------------------------------------------\nJob Family Group:\nInstitutional Trading------------------------------------------------------\nJob Family:\nQuantitative Analysis------------------------------------------------------\nTime Type:\nFull time------------------------------------------------------\nMost Relevant Skills\nPlease see the requirements listed above.------------------------------------------------------\nOther Relevant Skills\nFor complementary skills, please see above and/or contact the recruiter.------------------------------------------------------\nCiti is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.\nIf you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.\nView Citi’s EEO Policy Statement and the Know Your Rights poster.","description_format":"text","description_chars":5023,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":["Health insurance","Hybrid work","Parental leave"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cards & Card Issuing","Wealth Management & Financial Advisors","Payment Processing & Gateways","Investment Banking & M&A Advisory"],"lifecycle":[{"event":"open","at":"2026-11-12T13:01:35Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"Licensed UK visa sponsor (Senior or Specialist Worker, Graduate Trainee, Skilled Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Global Business Mobility: Senior or Specialist Worker; Global Business Mobility: Graduate Trainee; Skilled Worker","cap_exempt":false,"checked_at":"2026-11-13T08:07:55+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":1,"expected_fill_days":8,"reasons":["conf:4","win:early","comp:brand"],"computed_at":"2026-11-13T22:45:27Z"},"pay":null,"html_url":"https://alion.io/job/citi-credit-quantitative-developer-assistant-vice-president","json_url":"https://alion.io/job/citi-credit-quantitative-developer-assistant-vice-president.json","meta":{"generated_at":"2026-11-13T22:45:27Z","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":45368,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-14T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":7841},"rest":"https://alion.io/mcp/rest/get_company?id=7841"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fciti-credit-quantitative-developer-assistant-vice-president"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"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%2Fciti-credit-quantitative-developer-assistant-vice-president"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fciti-credit-quantitative-developer-assistant-vice-president"},{"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/citi-credit-quantitative-developer-assistant-vice-president\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fciti-credit-quantitative-developer-assistant-vice-president"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4163923}},{"tool":"search_jobs","arguments":{"company":"citi.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4163923},"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. Docs: https://alion.io/developers"}}