{"id":2811653,"url":"https://alion.io/job/london-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava","title":"Lead Software Engineer, Real Time Index Engineering(Java)","company":{"id":5734,"name":"London Stock Exchange Group","domain":"lseg.com","url":"https://alion.io/company/lseg","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":80,"open_postings":144,"ghost_share":0,"stale_share":0.986,"repost_share":0,"time_to_fill_p50_days":13,"computed_at":"2026-10-19T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":29000,"max_usd":67000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":57},"experience_years_min":9,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"LLM Guardrails","optional":false},{"name":"Terraform","optional":false},{"name":"AI Agents","optional":true},{"name":"Amazon Aurora","optional":true},{"name":"Amazon S3","optional":true},{"name":"API Gateway","optional":true},{"name":"AWS Lambda","optional":true},{"name":"C#","optional":true},{"name":"CI/CD","optional":true},{"name":"Claude Code","optional":true},{"name":"Copilot","optional":true},{"name":"GitLab","optional":true},{"name":"Java","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Python","optional":true},{"name":"SQL","optional":true}],"status":"live","first_seen_at":"2026-09-25T00:00:00Z","employer_posted_date":"2026-09-25","last_verified_at":"2026-10-19T16:00:25Z","board_verified":true,"closed_at":null,"days_open":24,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":24},"description":"FTSE Russell is a leading global provider of financial services, specialising in the creation and management of indexes, data, and analytic solutions. As part of the London Stock Exchange Group (LSEG), we support investors worldwide in making informed decisions across asset classes, investment strategies, and market segments. Our products are trusted by institutional and retail investors, asset managers, and pension funds to benchmark performance, build investment portfolios, and manage risk.\nJob Summary\nWe're seeking a Senior Software Engineer to join the team building the Real Time Framework (RTF), our low-latency, cloud-native platform for calculating, managing and distributing FTSE Russell's real-time indices at global scale, spanning Equity, Fixed Income and Multi-Asset coverage. Reliability, security, and data quality are non-negotiable as we modernise the platform that underpins our entire real-time franchise.\nThe ideal candidate is a self-sufficient, technically excellent engineer who can lead through architectural clarity, thorough code review, and hands-on delivery. You combine strong expertise in low-latency, event-driven system design, data modelling, and debugging with genuine passion for how AI tooling is redefining software engineering. This is an individual contributor role where you will lead through the quality of your thinking and your engineering standards.\nAI-First Engineering This team operates with an AI-first approach. We expect hands-on experience with AI development tooling: terminal-based agents, AI-augmented IDEs, and automated workflows. You are ultimately accountable for production quality, security, and correctness. This means owning infrastructure review, security validation, system observability, and operational guardrails.\nWhat You'll Do\nBuild low-latency, event-driven calculation engines that price indices accurately through market events.\nOperate a cloud-native, horizontally scalable, always-on platform, built as resilient and managed through infrastructure as code.\nOwn data foundations for real-time market and reference data, with strong modelling, quality and auditability.\nDeliver secure APIs and streaming, event-driven distribution that make real-time index data easy to consume.\nHelp bring advanced and multi-asset methodologies to market (e.g. volatility-controlled, options/futures-based, long-short).\nModernise the operations experience: replace manual workflows with intuitive tooling and observability.\nLead through architecture, code review and test strategy, partnering across product, operations and client-facing teams.\nTech Stack\nDevelopment: Java, C#,, Python, SQL, OpenAPI\n Cloud: AWS (Lambda, API Gateway, S3, SQS, SNS, Aurora, and others as required)\nDatabases: Sybase ASE, Sybase IQ, Aurora Postgres\nIaC and CI/CD: Terraform, AWS CLI, GitLab\n AI Development: Agentic AI tooling (e.g. GitHub Copilot, Claude Code)\nExperience We Value\n9+ years of professional software engineering experience.\nStrong expertise in system design, distributed and event-driven systems, and relational data modelling.\nSolid experience building and operating cloud-native applications on AWS.\nAbility to write and maintain infrastructure as code (Terraform or equivalent).\nExperience designing test strategies at multiple levels of the testing pyramid.\nProficiency with AI development tooling and a clear understanding of how to use AI to accelerate delivery while maintaining quality.\nStrong debugging skills across distributed systems.\nBasic understanding of financial services or capital markets.\nEffective collaboration and the ability to communicate technical decisions to non-technical audiences.\nHow We Work\nThe Real Time team builds and operates the platform that calculates, manages and distributes FTSE Russell's real-time indices to the global financial ecosystem. We foster a culture of engineering excellence, solving real-world problems with purpose and ambition. We're looking for skilled and passionate engineers to drive the future of modern solutions working with leading AI development tools.\nBuild with purpose. Start with why. Define the problem before reaching for a solution.\nCustomer driven. Work backwards from client needs and build products to address real-world problems.\nTechnically courageous. Go beyond your comfort zone and push boundaries to deliver excellence.\nLearn and be curious. Continuously seek feedback, learn in formal and informal settings, actively share knowledge.\nAct as owners. Operate as though it is your business. Make thoughtful trade-offs and deliver long-term value.\nLead with data. Validate assumptions, stay close to the details, act decisively.\nBuild responsibly, deliver incrementally. Look for the small opportunities and milestones to build ambitious solutions.\nAI-native by default. Use AI tooling as a force multiplier, frame problems clearly, validate continually, and own the output.\nLocation: Bengaluru (Hybrid, 3 days/week in office)\nWe're proud to have been recognised as a Great Place to Work® in India ‘25\nCareer Stage:\nManagerLondon Stock Exchange Group (LSEG) Information:\nJoin us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you.\nLSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth.\nOur purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions.\nWorking with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce.\nWe are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs.\nYou will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering.\nLSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.\nPlease take a moment to read this privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it’s used for, and how it’s obtained, your rights and how to contact us as a data subject.\nIf you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice.","description_format":"text","description_chars":7619,"description_truncated":false,"requirements":{"experience_years_min":9,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Paid volunteering days","Retirement plans"],"hiring_locations":[{"name":"India","iso":"IN","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Data Providers & Datasets","Stock Exchanges & Market Infrastructure","Financial Data & Market Intelligence"],"lifecycle":[{"event":"open","at":"2026-10-18T09:43:58Z"}],"visa":[],"liveness":{"score":20,"band":"cold","label":"Long shot","p_open":1,"p_active":0.438,"p_room":0.45,"age_days":24,"expected_fill_days":13,"reasons":["conf:1","stale_co","velocity","win:tail","comp:brand"],"computed_at":"2026-10-19T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/london-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava","json_url":"https://alion.io/job/london-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava.json","meta":{"generated_at":"2026-10-19T19:05:51Z","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":15063,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-20T00:00:00Z"}},"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":5734},"rest":"https://alion.io/mcp/rest/get_company?id=5734"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Flondon-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava"},{"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%2Flondon-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava"},{"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%2Flondon-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava"},{"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/london-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Flondon-stock-exchange-group-lead-software-engineer-real-time-index-engineeringjava"}]}