21 of 21 Principal Java Engineer Jobs

innovation, LSEG is a place where everyone can grow, develop and fulfil your potential with meaningful careers. Role Description We are seeking a Principal Engineer to act as the most senior hands‐on technical expert for our leading Risk Screening platform. This role partners closely with architecture, service … system’s non‐functional characteristics, including end‐to‐end latency, cloud scalability, resilience, and the effective handling of large and growing data sets. The Principal Engineer ensures these qualities are deliberately designed for, correctly implemented, and continuously validated in production. Rather than owning architecture in isolation, the Principal ...

## Principal Engineer - Full Stack JavaApply: London - 12 Arthur Street: Full time: Posted Today: JR1086242At Broadridge, we've built a culture where the highest goal is to empower others to accomplish more. If you’re passionate about developing your career, while helping others along the way, come join … Broadridge team.We are seeking an exceptional **Principal Engineer – Full Stack Java** to provide technical leadership and architectural direction for client-facing solutions supporting the implementation and ongoing evolution of the Gloss product. In this role, you will set the technical vision for complex, business-critical capabilities across ...

Principal Backend Engineer/Developer (Java Spring Boot Kafka AWS) London/WFH to £120k Are you an experienced Java Software Engineer who enjoys taking technical ownership, leading projects and working directly with clients? You could be progressing your career at a global technology consultancy … working on complex, long-term transformation projects, primarily within the financial services sector. As a Principal Backend Engineer, you'll lead the design and delivery of high impact technology projects, helping clients modernise legacy systems, migrate to AWS and introduce modern CI/CD and cloud deployment practices. ...

# Principal Java Engineer - Distributed Systems, Serverless - ElasticsearchElasticonsiteUnited KingdomstaffApply## Requirementsfor individuals who are located in or are nationals of the following sanctioned countries and regions: Belarus, Cuba, Iran, North Korea, Syria, or Russia, including the Ukrainian territories annexed by Russia (The Crimea region of Ukraine, The Donetsk … solutions for search, security, and observability help organizations deliver on the promise of AI.What Is The Role:We are on the lookout for a Principal Software Engineer to join our Elasticsearch - Distributed Systems team and focus on how Elasticsearch provides scale, performance, and resilience, especially in the context ...

Cathcart Technology is seeking a Principal Java Engineer (Hands-On) in Manchester. This role combines hands-on coding with technical leadership, mentoring engineers and setting engineering standards across the Scrum teams. You will design and deliver high‐quality Java applications using Spring Boot and AWS, advocate ...

technology consulting firm is seeking a Principal Java Engineer to join their team in London. The ideal candidate will have over 10 years of experience in Java development, particularly with low-latency systems in payments processing. Responsibilities include designing backend systems, building RESTful APIs, and collaborating ...

passionate about developing your career, while helping others along the way, come join the Broadridge team. We are seeking an exceptional Principal Engineer – Full Stack Java to provide technical leadership and architectural direction for client-facing solutions supporting the implementation and ongoing evolution of the Gloss product. … integrations. Lead the design, development, and evolution of scalable back-end services, front-end components, RESTful APIs, and enterprise integrations across the platform. Provide principal-level technical leadership across multiple workstreams, ensuring solutions are robust, secure, maintainable, performant, and aligned with strategic business and technology objectives. Own and govern ...

# Principal Software Engineer (Java) - Security - ElasticsearchElastic · elastic.coCategory: Security EngineeringLocation: United KingdomLevel: Staff/Principal## Quality of lifeWhat the posting states. Hover or tap a perk to see the line it came from.* 16 weeks parental leave* Retirement matchElastic, the Search AI Company, enables everyone to find … complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI.What is The RoleWe are seeking a Principal Software Developer to join the Elasticsearch Security team. In this role, you will lead the architecture and design of Elasticsearch's main features. These features ...

Principal Backend Engineer/Developer (Java Spring Boot Kafka AWS) London/WFH to £120k Are you an experienced Java Software Engineer who enjoys taking technical ownership, leading projects and working directly with clients? You could be progressing your career at a global technology consultancy ...

Capco is seeking a Principal Backend Engineer (Java) to join our Technology & Engineering team in Scotland. The role focuses on architecting secure, scalable cloud-native backend systems for global financial clients, with hybrid work in Glasgow or Edinburgh. You’ll lead technical decisions, mentor teams, and drive … CQRS‐based, event‐driven architectures using Java 11+ and AWS. A strong security mindset and CI/CD experience are essential. #J-18808-Ljbffr ...

Capco in the UK is seeking a Principal Backend Engineer (Java) to lead the design and delivery of secure, scalable backend platforms for global financial clients. You will drive architecture decisions, mentor teams, and ensure cloud-native solutions using Java 11+ and Spring Boot. ...

McNally Recruitment Ltd is partnering with a large UK client to hire a Principal Engineer in London or Edinburgh. The role requires in-office presence 6 days per month with the remainder remote, focusing on designing and engineering software with customer experience as the priority. You will shape … architectural direction, lead a software team, and deliver scalable, secure enterprise web applications using Java, Spring Boot, ReactJS, AWS, and data tech like Postgres, MongoDB and Snowflake. #J-18808-Ljbffr ...

Elastic seeks a Principal Software Engineer to join the Elasticsearch - Distributed Systems team, focusing on scale, performance, and resilience in our Serverless offering. You will tackle deep distributed systems challenges in node communication, indexing, allocation, and data management across cluster nodes. You will design and operate core components ...

leading enterprise decision‐making platform, powering the world’s largest enterprises with its proprietary HyperblockTM technology and cloud infrastructure. We are seeking a Sr. Principal Engineer to join our team in Manchester, UK. Your Impact Lead the design, delivery, and architecture of platform capabilities powering Anaplan’s enterprise … observability, implementing intelligent rate‐limiting, and solving complex concurrency challenges (e.g., database locks and connection starvation). Deliver thought leadership and coding excellence across Java/Kotlin, ensuring seamless integration between backend microservices and UI components (including resolving complex CORS and distributed edge proxy requirements). Mentor and elevate ...

Anaplan Inc is seeking a Sr. Principal Engineer to join our team in Manchester, UK. The successful candidate will lead the design and delivery of platform capabilities, including the architecture of API gateways and backend engines. The ideal candidate will have extensive experience in Java/Kotlin ...

Elastic, the Search AI Company, is seeking a Principal Software Engineer for the Elasticsearch - Distributed Systems team. You will tackle deep distributed systems challenges to ensure scale, performance, and resilience of the Serverless offering, including node communication and data indexing across clusters. You will design, build, and operate ...

London Stock Exchange Group is seeking a Principal Engineer to be the most senior hands-on technical expert for the Risk Screening platform. You will partner with architecture, service, product, and engineering teams to ensure designs are implemented to the highest technical and operational standards. A core focus ...

search, security, and observability help organizations deliver on the promise of AI. What is The Role: We are on the lookout for a Principal Software Engineer to join our Elasticsearch - Distributed Systems team and focus on how Elasticsearch provides scale, performance, and resilience, especially in the context … issues are successfully resolved. What You Bring: You have a deep background in distributed systems and consensus algorithms. You have strong skills in core Java and are conversant in the standard library of data structures and concurrency constructs, as well as newer language features. You have a deep technical ...

search, security, and observability help organizations deliver on the promise of AI. What Is The Role: We are on the lookout for a Principal Software Engineer to join our Elasticsearch - Distributed Systems team and focus on how Elasticsearch provides scale, performance, and resilience, especially in the context … issues are successfully resolved. What You Bring: You have a deep background in distributed systems and consensus algorithms. You have strong skills in core Java and are conversant in the standard library of data structures and concurrency constructs, as well as newer language features. You have a deep technical ...

Principal Software Engineer (Executive Director) at JPMorganChase within Finance Technology, you provide expertise and engineering excellence as an integral part of an agile team to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Leverage your advanced technical capabilities and collaborate … applied experience Hands-on practical experience delivering system design, application development, testing, and operational stability Expert in one or more programming language(s), preferably Java Demonstrated experience designing and leading adoption of agentic AI-enabled development practices (using enterprise-authorized tools within the work environment) across teams, including setting ...

cloud‐based solutions for search, security, and observability help organizations deliver on the promise of AI. What is The Role: We are seeking a Principal Software Developer to join the Elasticsearch Security team. In this role, you will lead the architecture and design of Elasticsearch’s main features. These … intervention. Mentoring and coaching other engineers, fostering a culture of technical excellence and security‐first development. What You Bring: You have deep knowledge of Java internals and JVM memory management. You understand how concurrency models work. You can write code that is high-performance, thread‐safe, and lock‐free. ...