165 technical lead jobs found

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ...

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. Job Summary We're seeking a Senior Software Engineer to join the team building next-generation distribution capabilities for our index products. You'll be delivering index data to the global financial community across multiple channels including APIs, cloud data platforms, file-based delivery, and AI-native protocols. Reliability, security, and data quality are non-negotiable as we build out scalable, cloud-native infrastructure. The ideal candidate is a self-sufficient, technically...

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ...

Role Profile Are you passionate about making developers' lives easier, faster, and more fulfilling? Do you dream of streamlining workflows, squashing bugs, and fuelling innovation? We're on a mission to supercharge our engineering culture by building a world-class Developer community that's the envy of the industry. In this role, you'll be joining our Engineering Team within Engineering Excellence & Productivity (EXP) as a Technical Lead. Developer Platforms’ mission is to: Enable rapid developer onboarding to LSEG developer tools, ensuring they become productive quickly to build applications on their chosen Cloud platform Improve Developer Experience by increasing their ability to improve cadence of delivery of new features Unlock Developer Capacity and enable greater Innovation by modernising tooling and processes Ensure that development on the integrated platform is both secure and compliant by design Tech Profile/Essential Skills Good knowledge of...

Technical Product Lead, Global Equity and Multi-Asset Indices About the role We’re looking for a versatile, technical product lead for a broad role in FTSE Russell’s Equities Product, Research & Design team. You’ll own product outcomes across our Equity and Multi-Asset index offering while shaping the direction of a new in-house AI tool built within Research – moving between index product work and hands-on technical product leadership. This role suits someone who picks up unfamiliar problems fast and is energised by a fast-paced, ambiguous environment where decisions must be made at speed. Breadth, agility, a bias to action and a product-led approach matter more here than deep specialisation. About the team You’ll sit within Equities Product, Research & Design, currently as an individual contributor – though as the AI tool rolls out from internal users to external clients, we expect the product effort to grow into a team. Co-location in London with the...

About the Team Join Citi’s Enterprise AI Products team, a small, high-impact global team building innovative AI solutions for the wider bank. We are at the forefront of Agentic AI , developing capabilities that enable data sharing across agent ecosystems, support new Agentic AI use cases and shape modern AI architecture through purpose-built tooling. This is an opportunity to work at the intersection of cutting-edge technology and real business impact.   The Role We are looking for a seasoned Lead AI Engineer to combine hands-on engineering and architecture with strong business engagement. You will work directly with business partners to understand real-world problems, translate them into technical solutions and support successful delivery and adoption of our AI platforms.   This is a senior role within a deliberately flat team where you will have significant ownership and influence. You will help shape the platform strategy and roadmap, while gaining exposure to...

Senior Front-End Developer (React)  – Equity Derivatives Technology – VP Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.  What We do / The Team  Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are...

Manager, Data Engineering Lead SwapClear and Listed Rates, LCH Ltd, London LCH, SwapClear and Listed Rates LCH Ltd is an international multi-asset class central counterparty clearing house (CCP), part of the London Stock Exchange Group.  LCH Ltd serves a broad range of exchanges and over-the-counter trading platforms providing critical risk management services.  It has a unique membership model and its customers span the globe and include major financial groups (including the majority of the major investment banks), broker-dealers and specialist commodity houses and a wide range of buy-side and real-money firms including major asset managers and large hedge funds. This role provides an opportunity to work on one of the most critical finance technology functions in the world. The LCH CCP is systematically significant to the world’s financial markets which requires technology that has to be very resilient and with strong controls. LSE Group also provides a chance...

End Date Wednesday 21 October 2026 Salary Range £84,624 - £126,936 We support flexible working – click here for more information on flexible working options Flexible Working Options Hybrid Working, Job Share Job Description Summary We are looking for Principal Engineers to join our new AI Productivity Lab. The purpose of the Lab is to accelerate internal AI-driven employee productivity and process automation using the latest agentic co-working technologies.   Job Description Job Title: Principal Engineer - AI Productivity Lab   Salary: £84624- £105,780 depending on location and experience  Location:   Bristol, Edinburgh, Leeds or Manchester  Working Pattern:  Our work style is hybrid, which involves spending at least two days per week, or 40% of our time, at our office location.  About this Opportunity     We are looking for Principal Engineers to join our new AI Productivity Lab. The purpose of the Lab is to accelerate internal...

LSEG is seeking a  Head of Analytics Engineering  to lead the strategy, design, and delivery of Analytics products and capabilities underpinning our Cross Asset, Fund, Private Markets and Predictive Analytics offerings, reporting to the Data and Analytics Engineering CIO.  This role owns the end-to-end engineering of analytics capabilities across these offerings—including pricing, risk, derived metrics, and predictive (AI/ML-driven) analytics—ensuring they are scalable, production-grade, and aligned to client workflows.   This role sits at the intersection of financial domain expertise, large-scale distributed systems engineering, and applied AI/ML, with accountability for how analytics products are engineered, productionised, and scaled across LSEG.  AI/ML underpins predictive analytics capabilities and is increasingly embedded across Cross Asset, Fund, and Private Markets offerings; this role is accountable for establishing the engineering frameworks required for model...

Join Citi's XVA Technology team in London as a Lead Software Engineer, Applications Development at Vice President level — a senior role at the forefront of engineering innovation within a globally operating financial institution. In this position, you will lead the design, development, and delivery of complex application systems that directly shape how technology integrates across critical business functions. Working alongside high-calibre engineers and engaged business partners, you will own technical outcomes at scale and drive meaningful improvement across applications platforms.   Responsibilities Lead the design and development of application systems and software, ensuring solutions align with the overall architecture blueprint and meet evolving business requirements. Partner with multiple management teams to define system enhancements that support the deployment of new products and process improvements. Resolve high-impact technical problems by conducting in-depth...

End Date Saturday 17 October 2026 Salary Range £92,701 - £109,060 We support flexible working – click here for more information on flexible working options Flexible Working Options Hybrid Working, Job Share Job Description Summary . Job Description Senior Detection & Response Engineer SALARY: £92,701 - £109,060 LOCATION(S): Edinburgh, Leeds, Bristol, Manchester HOURS: Full time WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of your time, at one of our office sites. About this opportunity Help defend one of the UK's largest organisations against evolving cyber threats. As a Senior Detection & Response Engineer within our Cyber Defence Centre, you'll play a key role in protecting the organisation from cyber threats as a senior individual contributor. You'll combine deep technical expertise across detection and response engineering, complex investigation management and...

End Date Saturday 10 October 2026 Salary Range £102,864 - £154,296 We support flexible working – click here for more information on flexible working options Flexible Working Options Flexibility in when hours are worked, Hybrid Working, Job Share Job Description Summary . Job Description JOB TITLE: Golang Lead Engineer SALARY: £84,624 - £128,580 (dependent on location and expereince) LOCATION(S): London and Bristol HOURS: Full time WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of your time, at one of our office sites. About this opportunity We are looking for a Golang Lead Engineer to lead the technical development and delivery of backend services that are reliable, secure, scalable and easy to operate! This role sits within Software Engineering and offers the opportunity to shape the Group's Mobile Security Core and wider backend capabilities. You'll combine hands-on...

Position Summary The Front End (UI) Software Engineer is a senior-level position responsible for establishing, architecting, and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis, frontend architecture, and fullstack programming activities. This role specifically focuses on leading the development of scalable, secure, and modern Front End (UI) digital platforms with Fullstack capabilities . The lead engineer will set architectural standards for enterprise-grade web applications, drive UI component libraries and design system adherence, establish best practices for API integration and backend services, and mentor development teams across the software delivery lifecycle.   Key Responsibilities Technical Leadership & Core Applications Development Architectural Alignment & System Design: Provide expertise in frontend/fullstack...

The Applications Development Technology Lead Analyst (KDB Lead Developer) is a senior-level technical leadership role responsible for architecting, establishing, and implementing high-performance, low-latency tick and time-series data systems. This role leads the design, development, optimization, and support of real-time and historical KDB+/q architectures supporting Electronic Trading, Market Data, Quantitative Research, Risk, and Analytics. The ideal candidate will serve as the subject matter expert (SME) in KDB+/q, guiding technical direction, mentoring engineers, and collaborating closely with business stakeholders, quantitative researchers, traders, and infrastructure teams. Key Responsibilities Architecture, Design & Technical Leadership Lead the end-to-end design, implementation, and maintenance of scalable, fault-tolerant KDB+ architectures, including real-time tickerplants (TP), Real-Time Databases (RDB), Historical Databases (HDB), Real-Time Subscribers...

EMEA Head of Client Connectivity Engineering (SVP) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.  Equities Technology Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology estate to...

At Pension Insurance Corporation (PIC), we're looking for a Principal IT Systems Engineer to join our IT Operations and Engineering team. This is a senior, hands-on technical leadership role for an experienced engineer who combines deep infrastructure expertise with modern cloud and platform engineering capabilities. You'll play a key role in shaping and supporting our enterprise technology platforms across on-premises and cloud environments, acting as a trusted technical authority and escalation point across the business. Responsibilities Act as the senior technical authority and escalation point across infrastructure, cloud, identity and platform services. Provide technical leadership and deputise for the IT Systems Team Manager when required. Drive the design, resilience and continuous improvement of on-premises and cloud platforms. Lead root cause analysis and resolution of complex technical issues and major incidents. Influence engineering standards, architecture...

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ...

Skills and Competencies 12+ years of software engineering experience, including 5+ years leading engineering teams and delivering complex, large-scale, multi-team initiatives with measurable business impact Experience leading multiple teams or groups of teams, including managing engineering managers, technical leads, and staff-level engineers with accountability for delivery outcomes across a portfolio Strong technical depth in TypeScript, Python, C#, or similar technologies, with the ability to engage credibly in architecture and code reviews, challenge design decisions, and assess technical risk Deep expertise in enterprise AI applications built on large language models, including agents, retrieval augmented generation, orchestration frameworks, model optimization, and evaluation frameworks Hands-on experience building AI/ML applications (RAG, agent frameworks, MCPs, skills, harnesses) and taking them to production or in platforming (LLM or MCP gateway, agentic runtime,...

Skills and Competencies 8+ years of experience in software engineering, with deep hands-on experience designing, coding, testing, and operating scalable, resilient, production-grade backend systems and cloud-native services Expert-level coding capability in modern programming languages such as Python, TypeScript, Go, or similar, with the ability to personally contribute high-quality production code while guiding technical direction Deep hands-on expertise building enterprise AI applications using large language models, AI agents, retrieval-augmented generation, prompt engineering, orchestration frameworks, evaluation methods, and model optimisation techniques Proven ability to take complex AI solutions from prototype to production, making practical engineering trade-offs across performance, scalability, reliability, security, maintainability, and cost Expert knowledge of cloud platforms such as Amazon Web Services, Google Cloud Platform, or Microsoft Azure, with strong...