24 of 24 Principal Software Engineer Jobs in London

Principal Software Engineer/Developer (Java Spring Boot AWS) London/WFH to £120k Are you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. As a Principal Software Engineer you will lead client projects, often long term technical transformations, designing, developing and delivering a range of projects for clients, mainly within the financial services sector and with a focus on migrating legacy systems to AWS and introducing CI/CD pipelines and cloud deployments. ...

Principal Software Engineer/Principal AI Engineer Are you excited about building intelligent systems powered by innovative AI technologies? Do you enjoy creating solutions that turn complex data into impactful outcomes? About the team Embedded Innovation Teams are cross‐functional squads embedded within our segments … inside segment and function teams, improving the internal workflows that help our people deliver better outcomes for customers, faster. About the role As a Principal AI Engineer/Principal Software Engineer, you will be the technical lead for an embedded Innovation Squad, owning technical execution ...

Principal Software Engineer/Developer (Java Spring Boot AWS) London/WFH to £120k Are you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. As a Principal Software Engineer you will lead client projects, often long term technical transformations, designing, developing click apply for full job details ...

Principal Software Engineer – Go | Distributed Systems £160,000-£200,000 + 15% bonus + Equity Go/Python/Rust - Kubernetes, AWS, Distributed Systems Hybrid (Central London, 3 days a week in office) Broad/Complex Technical Environment Well-funded Series B deep-tech company … partnered with a well-funded deep-tech scale‐up transforming the life sciences industry by Accelerating scientific discovery. They blend hardware, software and AI as a platform to increase efficiencies in an industry where time can truly save lives. Responsibilities They’re hiring a Principal Software Engineer ...

inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Principal Software Engineer/Principal AI Engineer Are you excited about building intelligent systems powered by innovative AI technologies? Do you enjoy … inside segment and function teams, improving the internal workflows that help our people deliver better outcomes for customers, faster. About the role: As a Principal AI Engineer, you will be the technical lead for an embedded Innovation Squad, owning technical execution from discovery through to production. You will ...

Elsevier in London is seeking a Principal AI Engineer/Principal Software Engineer to lead an embedded Innovation Squad, driving from discovery to production and transforming AI prototypes into reusable patterns and starter kits. You will shape agentic AI patterns (orchestration, memory, retrieval), mentor engineers ...

Principal Software Engineer - Full Stack Python/AWS London | Full time | Software Engineering Role Overview The Applied Innovation (AI) Engineering team is an elite machine learning group within the Chief Data Analytics Office (CDAO) Technology group of JPMorganChase. The role focuses on designing, developing, deploying … maintaining advanced AI products. You will collaborate with software engineers, data engineers, and data scientists to deliver trusted solutions that support JPMC businesses and drive innovation. Job Responsibilities Collaborate with engineers, data scientists, and product owners to deliver products to production. Build and maintain data pipelines for analytics, model ...

Morgan Chase. AI Engineering tackle business critical priorities using innovative machine learning techniques and technologies with a focus on machine learning for Software, Cybersecurity and Technology Infrastructure. The team partners closely with all lines of business and engineering teams across the firm to execute long-term projects in these … areas that require significant machine learning development to support JPMC businesses as they grow. As a Principal Software Engineer at the company within CDAO Technology Group in the Applied Innovation (of AI) Engineering team, you will design, develop, deploy, and maintain advanced AI products. You\'ll collaborate ...

Role Purpose We are seeking a highly experienced Principal Software Engineer to provide technical leadership across our technology function, driving the design, delivery, and continuous improvement of enterprise applications and digital services. This is a senior hands‐on role for an individual who combines deep technical expertise … design and architecture of scalable, secure, and resilient enterprise applications, ensuring alignment with business and technology strategies. Drive Technical Leadership – Define and champion software engineering standards, architectural patterns, best practices, and reusable frameworks across the engineering community. Own Delivery Outcomes – Lead complex technology initiatives from concept through to deployment ...

J.P.Morgan in London is seeking a Principal Software Engineer - Full Stack Python/AWS to design, develop, deploy, and maintain AI-powered products within the AI Engineering team. You will collaborate with software engineers, data scientists, and data engineers to deliver trusted solutions that support JPMorgan ...

JPMorgan Chase in the UK seeks a Principal Software Engineer to drive AI-enabled development for the International Consumer Bank, delivering scalable, secure software for millions of users with high availability and low latency. You will lead design efforts, collaborate with Product, Design and Compliance teams ...

attendees and exhibitors through organizing events. Innovation, creativity, and collaboration drive the company to offer exceptional services to clients. About the Role As a Principal Software Engineer, you will provide technical leadership across complex, mission-critical systems, shaping architecture, engineering standards, and long-term technology strategy. … will operate at both a strategic and hands-on level, guiding teams, influencing stakeholders, and ensuring the delivery of scalable, resilient, and high-quality software solutions. This role is pivotal in driving engineering excellence, enabling innovation, and aligning technology outcomes with business objectives . Responsibilities Define and drive ...

Software Engineer - Secure Cloud & Data Platforms The Role As a Software Engineer, you will play a key role in developing backend platforms and services using modern commercial and open-source technologies across both private and public cloud environments. Working within an Agile, cross-functional team … opportunity to contribute to sensitive projects Inclusive and supportive culture recognised for putting people first This is an excellent opportunity for an experienced engineer looking to work on cutting-edge cloud and data platforms while contributing to meaningful, real-world outcomes. If you are interested please apply online. Reasonable ...

Docker is seeking a Principal Software Engineer to lead the Docker Agents initiative. You will design scalable, distributed systems for AI agents in containers, and mentor engineers across a remote‐first team. The role emphasizes open‐source evolution, reliability, and secure runtimes. Responsibilities include defining the long ...

helps you realize your potential. Our team is key to our success. We're people-first. We value collaboration, curiosity and commitment. As a Principal Software Engineer - Applied AI ML Director at the company within the Accelerator Business, you are the heart of this venture, focused ...

JPMorgan Chase is seeking a Principal Software Engineer within the International Consumer Bank to deliver scalable, secure consumer-facing features with high availability and low latency. You will collaborate with Product, Design and Compliance teams to ship customer-centric solutions that meet regulatory standards while leveraging enterprise ...

building the bank of the future from the ground up, offering you the chance to join us and make a significant impact. As a Principal Software Engineer at JPMorgan Chase within the International Consumer Bank, you will play a crucial role in this initiative, dedicated to delivering … possess an interest in the financial sector and focus on addressing our customer needs. Job Responsibilities Creates complex and scalable coding frameworks using appropriate software design frameworks. Develops secure and high‐quality production code, and reviews and debugs code written by others. Architects and governs agentic AI‐enabled engineering ...

building the bank of the future from the ground up, offering you the chance to join us and make a significant impact. As a Principal Software Engineer at JPMorgan Chase within the International Consumer Bank, you will play a crucial role in this initiative, dedicated to delivering … possess an interest in the financial sector and focus on addressing our customer needs. Job responsibilities Creates complex and scalable coding frameworks using appropriate software design frameworks. Develops secure and high-quality production code, and reviews and debug code written by others. Architects and governs agentic AI-enabled engineering ...

employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Consulting/Principal Software Engineer About the team: The SciVal Development Team is a cross-functional group comprising Frontend, Backend, and Quality Engineers who work … improve key delivery/quality indicators (lead time, change fail rate, MTTR, escaped defects, performance budgets). Requirements Around 7+ years of experience in Software Engineering, contributing to complex systems in production. Experience leading through influence, such as technical leadership, feature ownership, or community/guild participation across design ...

shaping architecture, improving products and unblocking delivery. Solve complex engineering problems and drive best practice across the organisation. Requirements 5+ years' experience as a Principal Software Engineer (or similar) in an enterprise environment. Proven track record leading across multiple engineering teams and specialties. Experience with Event-driven ...

Python, and lead projects that span across multiple teams. What we’re looking for: At least ten (10) years of experience as a software engineer, at least 2 at the Senior Staff/Principal level (L7+). Previous leadership experience in driving projects across multiple teams (50+ ...

Responsibilities Lead technical excellence from design to operations and launch of core product features or strategic programmes. Drive technical direction and influence our overall strategy informing decisions on both Technology and Product investments as well ...

Jobtailor is seeking a senior engineering leader to drive technical excellence from design through operations and launch. You will influence the overall strategy, champion best practices, and mentor senior engineers while promoting clean code and ...

Responsibilities Lead technical excellence from design to operations and launch of core product features Drive technical direction and influence our overall strategy Champion Communities of Practice Lead by example via contributions to our engineering ecosystem ...