{"id":3860371,"url":"https://alion.io/job/london-stock-exchange-group-software-engineer-java-spring-boot-python","title":"Software Engineer (Java, Spring Boot & Python)","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":77,"open_postings":159,"ghost_share":0,"stale_share":0.937,"repost_share":0,"time_to_fill_p50_days":31,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"on_site","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":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Context Engineering","optional":false},{"name":"Docker","optional":false},{"name":"Git","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"LLM","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false},{"name":"Snowflake","optional":false},{"name":"Spring Boot","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-11-05T00:00:00Z","employer_posted_date":"2026-11-05","last_verified_at":"2026-11-08T23:54:11Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"About the Role\nAs part of the AI & Data Engineering group, our team builds internal and customer-facing AI focused web applications for monitoring, onboarding, workflow management, and reporting across LSEG's real-time data and delivery estate. We work closely with business participants and customers to deliver reliable, data-driven solutions that simplify operations and improve user experience.\nKey Responsibilities\nDesign, build, and enhance AI enabled backend services, RESTful APIs, microservices, data pipelines, and reporting solutions using Java (Spring Boot) and Python.\nTake ownership of features from requirements through development, testing, deployment, and production support.\nCollaborate with participants, Business Analysts, and Product Owners to understand requirements, challenge assumptions, and propose effective technical solutions.\nSee opportunities to automate repetitive processes and improve operational efficiency.\nMaintain and improve application reliability, security, performance, documentation, and overall technical health.\nRequired Skills & Experience\n4 to 7 years of professional experience building and supporting production software in enterprise environments.\nStrong experience in Java (Spring Boot) and good working knowledge of Python.\nExperience designing, building, and integrating RESTful APIs and microservices.\nStrong SQL and relational database experience (PostgreSQL or similar), with exposure to Snowflake or other cloud data warehouse technologies.\nExperience with automated testing, Git, CI/CD pipelines, code quality practices, and modern software delivery processes.\nFamiliarity with AWS, Docker, Kubernetes, and event-driven architecture using technologies such as Kafka, Redis, or similar platforms.\nUnderstanding of secure coding practices, common application vulnerabilities, authentication, and authorization concepts.\nStrong analytical, problem-solving, communication, and participant engagement skills, with the ability to translate business requirements into practical technical solutions.\nHands-on experience with AI-assisted development, prompt and context engineering, LLM APIs, AI agents, MCP, and RAG-based solutions, with a responsible approach to correctness, security, privacy, and maintainability.\nWhat Success Looks Like\nDelivers reliable, high-quality backend services and enhancements from requirements through production support.\nCollaborate effectively with participants to understand business problems and deliver practical solutions.\nContributes to a culture of engineering excellence through automation, continuous improvement, and knowledge enablement\nUses AI tools effectively and responsibly to improve software quality, productivity, and delivery outcomes.\nHelps maintain secure, scalable, resilient, and well-documented systems that support business operations.\nWe recognize that to attract the best talent, we need to be flexible, and we are open to discussing work arrangements with you. We take a hybrid approach to the workplace; this role is considered ‘digital first’, which requires attending the office at least one day per week while some teams and colleagues choose to collaborate in the office more frequently.\nYou will experience the critical role we have in helping to re-engineer the financial ecosystem to support and drive sustainable economic growth. Together, we are aiming to achieve this growth by accelerating the just transition to net zero, enabling growth of the green economy and creating inclusive economic opportunity.\nWe're proud to have been recognised as a Great Place to Work® in India ‘25\nCareer Stage:\nSenior AssociateLondon 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":6188,"description_truncated":false,"requirements":{"experience_years_min":4,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Paid volunteering days","Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Data Providers & Datasets","Stock Exchanges & Market Infrastructure","Financial Data & Market Intelligence"],"lifecycle":[{"event":"open","at":"2026-11-06T09:03:40Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":4,"expected_fill_days":31,"reasons":["conf:6","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-11-09T06:03:00Z"},"pay":null,"html_url":"https://alion.io/job/london-stock-exchange-group-software-engineer-java-spring-boot-python","json_url":"https://alion.io/job/london-stock-exchange-group-software-engineer-java-spring-boot-python.json","meta":{"generated_at":"2026-11-09T10:23:16Z","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":11016,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-10T00:00:00Z"}},"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":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-software-engineer-java-spring-boot-python"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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-software-engineer-java-spring-boot-python"},{"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%2Flondon-stock-exchange-group-software-engineer-java-spring-boot-python"},{"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-software-engineer-java-spring-boot-python\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Flondon-stock-exchange-group-software-engineer-java-spring-boot-python"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3860371}},{"tool":"search_jobs","arguments":{"company":"lseg.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3860371},"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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