{"id":2010784,"url":"https://alion.io/job/londonstockexchange-lead-software-engineer-2","title":"Lead Software Engineer","company":{"id":44904,"name":"London Stock Exchange","domain":"londonstockexchange.com","url":"https://alion.io/company/londonstockexchange","size_band":"1001-5000","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":15,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":38,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Backend","role_family":"Backend","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":["Nottingham, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":77000,"max_usd":156000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":54},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":true},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"Azure SQL Database","optional":true},{"name":"C++","optional":true},{"name":"GitLab CI","optional":true},{"name":"Helm","optional":true},{"name":"Java","optional":true},{"name":"Kubernetes","optional":true},{"name":"Redis","optional":true},{"name":"SQL","optional":true},{"name":"Terraform","optional":true},{"name":"WebSockets","optional":true}],"status":"live","first_seen_at":"2026-07-02T00:10:26Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-29T07:25:49Z","board_verified":true,"closed_at":null,"days_open":119,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":119},"description":"Join our FX group as a Lead Software Engineer, where you will collaborate with colleagues across the organization to build and implement the technical strategy for a set of Engineering Products. You will lead change in exciting software challenges and customer solutions, and play a crucial role in addressing complex challenges and taking them to resolution. This is a phenomenal opportunity for individuals who enjoy solving a variety of problems and relish the chance to lead the resolution of exciting and new challenges on a regular basis.\nMissions\nCollaborate with colleagues to build and implement the technical strategy for Engineering Products within the FX group.\nLead change in software challenges and customer solutions by applying business requirements and software engineering experience.\nAct as a subject matter expert, delivering high-quality solutions through expert coding and tooling, and leading projects autonomously.\nProfil recherché\n - Experience or familiarity with financial messaging protocols - particularly FIX is desirable- Kafka (event-driven messaging)\n- Terraform / Helm\n- REST / WebSocket\n- SQL (Oracle / SQL Server)\n- Experience in 3+ of:\n- Occasional out of hours work, including overnight and at weekends and Bank Holidays may be requested, as well as on-call technical support\n- GitLab CI (or AWS equivalents)\n- Azure PaaS (Event Hub, Azure SQL, Kubernetes, Azure Cache, etc.)\n- Strong programming skills in at least one language (C++ preferred; Java/others a plus)\n- Exposure to at least one of: Business/Technical Analysis, QA, Delivery Management, or Emerging Tech & Governance\n- Consistent track record in software development and delivery technology and industry expertise through certifications, professional qualifications\n- Redis","description_format":"text","description_chars":1774,"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":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-07T13:01:52Z"}],"visa":[],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.405,"p_room":0.28,"age_days":119,"expected_fill_days":38,"reasons":["conf:2","stale_co","velocity","win:tail","crowd:"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/londonstockexchange-lead-software-engineer-2","json_url":"https://alion.io/job/londonstockexchange-lead-software-engineer-2.json","meta":{"generated_at":"2026-10-29T11:27:08Z","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":17395,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":44904},"rest":"https://alion.io/mcp/rest/get_company?id=44904"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Flondonstockexchange-lead-software-engineer-2"},{"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%2Flondonstockexchange-lead-software-engineer-2"},{"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%2Flondonstockexchange-lead-software-engineer-2"},{"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/londonstockexchange-lead-software-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Flondonstockexchange-lead-software-engineer-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2010784}},{"tool":"search_jobs","arguments":{"company":"londonstockexchange.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2010784},"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); 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