City of London, London, United Kingdom Hybrid / WFH Options
Hlx Technology
San Francisco (Onsite/Hybrid) Employment: Full-time About the Company We are partnered with a pioneering biotech building the world’s first brain foundation models — large-scale AI systems designed to deeply understand, protect, and enhance the human brain. By generating our own data, developing novel machine learning approaches, and working closely with world-leading neuroscientists, the company … to accelerate discoveries that transform how neurological diseases are treated and prevented. This is a rare opportunity to join at an early stage, with direct influence on the technical systems that will underpin scientific and clinical breakthroughs. The work is ambitious, interdisciplinary, and sits at the cutting edge of AI, biology, and data engineering. The Role We are seeking … a Senior Data Engineer to lead the design and scaling of the company’s core data infrastructure. You will be responsible for building robust, production-grade systems that handle multi-omic, neuroscience, and clinical datasets at scale. Your work will provide the backbone for training next-generation AI models, enabling researchers to extract real-world insights from raw biological More ❯
San Francisco (Onsite/Hybrid) Employment: Full-time About the Company We are partnered with a pioneering biotech building the world’s first brain foundation models — large-scale AI systems designed to deeply understand, protect, and enhance the human brain. By generating our own data, developing novel machine learning approaches, and working closely with world-leading neuroscientists, the company … to accelerate discoveries that transform how neurological diseases are treated and prevented. This is a rare opportunity to join at an early stage, with direct influence on the technical systems that will underpin scientific and clinical breakthroughs. The work is ambitious, interdisciplinary, and sits at the cutting edge of AI, biology, and data engineering. The Role We are seeking … a Senior Data Engineer to lead the design and scaling of the company’s core data infrastructure. You will be responsible for building robust, production-grade systems that handle multi-omic, neuroscience, and clinical datasets at scale. Your work will provide the backbone for training next-generation AI models, enabling researchers to extract real-world insights from raw biological More ❯
london, south east england, united kingdom Hybrid / WFH Options
Hlx Technology
San Francisco (Onsite/Hybrid) Employment: Full-time About the Company We are partnered with a pioneering biotech building the world’s first brain foundation models — large-scale AI systems designed to deeply understand, protect, and enhance the human brain. By generating our own data, developing novel machine learning approaches, and working closely with world-leading neuroscientists, the company … to accelerate discoveries that transform how neurological diseases are treated and prevented. This is a rare opportunity to join at an early stage, with direct influence on the technical systems that will underpin scientific and clinical breakthroughs. The work is ambitious, interdisciplinary, and sits at the cutting edge of AI, biology, and data engineering. The Role We are seeking … a Senior Data Engineer to lead the design and scaling of the company’s core data infrastructure. You will be responsible for building robust, production-grade systems that handle multi-omic, neuroscience, and clinical datasets at scale. Your work will provide the backbone for training next-generation AI models, enabling researchers to extract real-world insights from raw biological More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Hlx Technology
San Francisco (Onsite/Hybrid) Employment: Full-time About the Company We are partnered with a pioneering biotech building the world’s first brain foundation models — large-scale AI systems designed to deeply understand, protect, and enhance the human brain. By generating our own data, developing novel machine learning approaches, and working closely with world-leading neuroscientists, the company … to accelerate discoveries that transform how neurological diseases are treated and prevented. This is a rare opportunity to join at an early stage, with direct influence on the technical systems that will underpin scientific and clinical breakthroughs. The work is ambitious, interdisciplinary, and sits at the cutting edge of AI, biology, and data engineering. The Role We are seeking … a Senior Data Engineer to lead the design and scaling of the company’s core data infrastructure. You will be responsible for building robust, production-grade systems that handle multi-omic, neuroscience, and clinical datasets at scale. Your work will provide the backbone for training next-generation AI models, enabling researchers to extract real-world insights from raw biological More ❯
working with amazing engineers and scientists, this position is for you. As a Machine Learning Engineer in AGI vertical services , you will work with talented peers on low-latency distributedsystems in the latest generative speech technology. Your work will be characterized by high scale, complexity and the need for invention. You'll need to be passionate about … distributedsystems and understand how technology translates into customer experience. You will directly impact our customers and change the landscape of voice-based interactions. You can see and hear your code making a difference. How cool is that? BASIC QUALIFICATIONS - BS/MS in Computer Science or equivalent experience - Be flexible in delivering solutions in dynamic environment - Be … LLMs - Proficiency in at least one modern programming language (Java, C/C++, C#) - Proficiency in at least one scripting language (Python, Ruby, Perl) - Experience with Linux/Unix systems and Bash scripting - Solid knowledge of CS fundamentals (algorithms, data structures). - Professional communication skills and ability to contribute to team discussions - English language working proficiency PREFERRED QUALIFICATIONS - Experience More ❯
tissue across the various core capabilities offered by our sibling teams. If you join our team, you will be working on solving the fundamental problems in event-driven orchestration systems using both open source technologies as well as in-house ones. We are a multi-lingual team taking care of python applications, performant queue broker in Go to C … based Python extensions and everything in between. If you have a knack for distributedsystems or a love for orchestration platforms, join us! Future Initiatives Develop, deploy and integrate our internal priority queue system to mitigate head-of-line blocking issues and optimize the time to market for the most important tasks Deprecate the on-cloud orchestration system … tasks We'll trust you to: Work with us to design the user-friendly, fault tolerant and scalable orchestration platform Participate in the full SDLC of various components and systems that make up of the orchestration platform Familiarize yourself with the Data Processing/Analysis tasks taken on by the Data Department and systems developed by our sister More ❯
tissue across the various core capabilities offered by our sibling teams. If you join our team, you will be working on solving the fundamental problems in event-driven orchestration systems using both open source technologies as well as in-house ones. We are a multi-lingual team taking care of python applications, performant queue broker in Go to C … based Python extensions and everything in between. If you have a knack for distributedsystems or a love for orchestration platforms, join us! Future Initiatives We would like to work on the following in this year and next: Develop, deploy and integrate our internal priority queue system to mitigate head-of-line blocking issues and optimize the time … tasks We'll trust you to: Work with us to design the user-friendly, fault tolerant and scalable orchestration platform Participate in the full SDLC of various components and systems that make up of the orchestration platform Familiarize yourself with the Data Processing/Analysis tasks taken on by the Data Department and systems developed by our sister More ❯
you will have the opportunity to work on exciting projects across various teams, including SuperApp, DeFi, Payments, Brokerage, and Fraud, among others. The ideal candidates have strong knowledge of distributedsystems design, are proficient in coding on the JVM (one of Java, Kotlin, Scala), understand the importance of scalability and reliability and are looking to be part of … the customers, software excellence, are advocates of best practices and love learning new skills. WHAT YOU WILL DO Be at the forefront of the cryptocurrency ecosystem building out new distributed software to handle our rapidly growing user base of 75M+ wallets to reach 1B+ customers Become a key member of a dedicated engineering team committed to rapidly shipping, and … best practices, code quality, test coverage and drive technical discussions Build scalable services with Kotlin, and deal with problems like synchronization, asynchronous operations, database optimisations, scalability and reliability of systems Gain exposure to an array of technologies such as Kafka, PostgreSQL, Redis, Docker etc Optimise existing systems for scalability, extensibility and performance whilst building out reusable, modular code More ❯
based public blockchain for decentralised derivatives clearing. You can learn more about the Autonity project and its ongoing testnet games through the links below. About You You're a systems programmer with good knowledge of Layer 1 protocols, and a passion for blockchain and decentralisation. You enjoy working to a high standard and writing code that is clean, performant … development lifecycle for the Autonity protocol and its blockchain node client (a fork of go-ethereum). These include: Implementing new protocol features in Go and Solidity Developing new distributedsystems tests and frameworks Contributing to protocol and design specifications Working with members of the community to resolve issues Your work will ensure that Autonity client is correct … Computer Science or a related field Strong programming skills in a low-level language like Go, Rust, or C++ (ideally 2+ years with Go) Experience with network, concurrent, and distributed programming/debugging on Linux systems Good knowledge of Ethereum protocols, BFT and dPoS consensus, P2P messaging, and crypto primitives Bonus Points Experience developing on a blockchain node More ❯
in action? Follow us on The engineering challenge Our Software Engineers don't just write code, they solve real financial problems for millions of customers. You'll work on distributedsystems processing thousands of transactions daily, build resilient services that handle people's money, and create experiences that make traditionally complex financial products feel simple. Your impact: You … and other modern technologies. If you haven't worked with all of these, we value skilled engineers with a willingness to learn. A product-focused engineering mindset Experience building distributedsystems at scale Test-driven development practices Comfort operating in uncertainty and rapid change Collaborative problem-solving skills Our engineering culture: Customer impact over unnecessary complexity Team success More ❯
About The Role We're seeking an engineer to join our elite AI R&D team. You'll be responsible for building AI systems that can perform previously impossible tasks, pushing the boundaries of what's possible in our field. As an R&D Engineer, you'll work at the intersection of cutting-edge AI research and practical applications … that serve millions of users. You will be responsible for building AI systems that can perform previously impossible tasks or achieve unprecedented levels of performance. The most impactful advances in AI through novel approaches that others haven't yet discovered. What You'll Do Build breakthrough AI Products - Design and implement novel AI solutions that solve complex problems Research … reality. Rapidly prototype and iterate - Move quickly from theoretical concepts to working demonstrations that prove new capabilities and business value. Scale cutting-edge research - Work with massive datasets and distributedsystems to bring research breakthroughs into production systems used by enterprise clients. Collaborate across teams - Partner with product engineering and solutions teams to integrate novel AI capabilities More ❯
West London, London, United Kingdom Hybrid / WFH Options
Young's Employment Services Ltd
and Knowledge: Experience leading data or platform teams in a production environment as a Senior Data Engineer, Tech Lead, Data Engineering Manager etc. Proven success with modern data infrastructure: distributedsystems, batch and streaming pipelines Hands-on knowledge of tools such as Apache Spark, Kafka, Databricks, DBT or similar Experience building, defining, and owning data models, data lakes … Fabric, AWS, GCP, or Azure). Excellent stakeholder management and communication skills. A strategic mindset, with a practical approach to delivery and prioritisation. Proven success with modern data infrastructure: distributedsystems, batch and streaming pipelines. Experience building, defining, and owning data models, data lakes, and data warehouses. Exposure to data science concepts and techniques is highly desirable. Strong More ❯
will redefine large-scale risk and trading technology. This is an opportunity to join at SVP level as a hands-on Technical Lead , steering engineering standards, cloud strategy, and distributed system design for one of the most ambitious financial technology projects in the world. Why apply? Greenfield engineering - modern tech stack: Java, Spring Boot, Kubernetes (EKS & GKE), Kafka, Apache … and more) What you'll do Lead technical direction of a next-gen cross-asset risk platform Drive cloud adoption (AWS & GCP), with hands-on focus on Kubernetes and distributedsystems Set coding standards, architecture patterns, and best practices across a global engineering team Work with senior stakeholders, cloud vendors (AWS, Google) , and quant teams to scale the … codebase What we're looking for Expert knowledge of Java/JVM/Spring Boot Deep experience with Kubernetes (EKS, GKE) and cloud platforms (AWS, GCP) Proven background in distributedsystems, event-driven architecture, and high-performance platforms Strong leadership skills - able to influence, mentor, and set technical strategy Experience with messaging and data technologies (Kafka, RabbitMQ, MongoDB More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
McGregor Boyall
will redefine large-scale risk and trading technology. This is an opportunity to join at SVP level as a hands-on Technical Lead , steering engineering standards, cloud strategy, and distributed system design for one of the most ambitious financial technology projects in the world. Why apply? Greenfield engineering - modern tech stack: Java, Spring Boot, Kubernetes (EKS & GKE), Kafka, Apache … and more) What you'll do Lead technical direction of a next-gen cross-asset risk platform Drive cloud adoption (AWS & GCP), with hands-on focus on Kubernetes and distributedsystems Set coding standards, architecture patterns, and best practices across a global engineering team Work with senior stakeholders, cloud vendors (AWS, Google) , and quant teams to scale the … codebase What we're looking for Expert knowledge of Java/JVM/Spring Boot Deep experience with Kubernetes (EKS, GKE) and cloud platforms (AWS, GCP) Proven background in distributedsystems, event-driven architecture, and high-performance platforms Strong leadership skills - able to influence, mentor, and set technical strategy Experience with messaging and data technologies (Kafka, RabbitMQ, MongoDB More ❯
not lines of code An advocate of test-driven development or, even better, behaviour-driven development. A strong commitment to quality is essential You've worked on large scale distributed software systems that have proven scalability and complex topologies Enjoy talking to key stakeholders and understand and show passion for the business objectives of the company You are … and other modern technologies. If you haven't worked with all of these, we value skilled engineers with a willingness to learn. A product-focused engineering mindset Experience building distributedsystems at scale Test-driven development practices Comfort operating in uncertainty and rapid change Collaborative problem-solving skills Our engineering culture: Customer impact over unnecessary complexity Team success More ❯
delight our customers. Our goal is to enhance every traveler's experience and make it better! In this role, you will: Design, develop, and maintain high-throughput, low-latency distributed services that deliver efficient, optimal pricing solutions at scale Implement robust caching mechanisms to enhance application performance, reduce latency, and optimize system resource utilization Participate actively in architecture reviews … experience) Hands-on experience in software development using Java or similar object-oriented programming languages, or Scala or Kotlin or similar functional languages Proven experience building and operating scalable distributedsystems and services within AWS cloud infrastructure or similar technologies. Designed and implemented distributed, event-driven systems using Kafka Streams, AWS Kinesis, or similar. Optimize for … releases andBuild and maintain SLAs, SLOs, and SLIs for critical services. Strong practical knowledge and experience developing robust caching solutions, utilizing technologies such as Redis, Couchbase, Memcached, or similar distributed caching tools Experience working successfully on Agile development teams with a minimum of 5 engineers, understanding modern agile methodologies, version control systems, continuous integration, and continuous delivery practices More ❯
Requirements You are a builder and innovator who is passionate about creating sophisticated AI systems that bring synthetic populations to life. You are someone who can translate complex behavioral requirements into robust technical architectures, building the systems that allow thousands of AI agents to interact, remember, and behave consistently , You have hands-on experience applying large language models … to solve complex, open-ended problems. You excel at designing scalable agent architectures, implementing advanced LLM techniques, and building production-ready systems that can handle the computational demands of large-scale agent simulations , MS in Computer Science, Machine Learning, AI, or related field, or equivalent practical experience , At least 2 years of industry experience in a commercial, non-research … environment working with AI/ML systems , Proven track record of building and deploying LLM-powered applications in production , Deep experience applying large language models to complex, real-world problems , Strong proficiency in Python and ML frameworks (PyTorch, JAX, TensorFlow, Hugging Face Transformers) , Hands-on experience with advanced LLM techniques: RAG systems, chain-of-thought prompting, agentic tool More ❯
services once they are live by measuring and monitoring availability, latency, and overall system health. Be an active part of performance and capacity testing; Optimize reliability monitoring & alerting; Scale systems sustainably through mechanisms like automation; evolve systems by pushing for changes that improve reliability and velocity. Iteratively perform auditing of performance and reliability vulnerabilities; Define and revise Service … incident response and blameless postmortems. What You'll Bring Deep familiarity building and troubleshooting release and build pipelines (ex Jenkins, buildkite, GitHub actions) Experience implementing creative approach in monitoring distributedsystems while leveraging industry best practices (ex instrumenting tagging taxonomy across disparate systems) Experience building, managing, and deploying an application utilizing containerized microservices, in a distributed … being able to advise on their technology, workflows, dev tooling, monitoring, alerting best practices Identified need for and lead development of automation that significantly reduced toil (ex Deployment pipelines, distributed dev environments) Built and maintained a system and culture that supported and implemented SLOs Has shown to be a thought leader contributing to the broader industry conversation about SRE More ❯
Product-Focused Backend Engineer Functional Programming & DistributedSystems London (Hybrid) | £120,000£160,000 + Equity At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs … high-calibre engineering function where every member contributes to planning, testing, analysis, and execution. What Youll Be Doing: Building and evolving APIs that serve as the backbone for internal systems and customer-facing applications Scaling the platform to support heavy, multi-tenant usage patterns and high-throughput AI workloads Applying foundation models (GPT-4.1, Claude 4, Gemini 1.5 and … on experience with functional programming (Elixir is a plus, but other languages like Scala, Haskell, Clojure, Go, Node.js, or F# are welcome) Proven track record of building and scaling distributed backend systems Solid understanding of infrastructure-as-code and cloud orchestration (AWS, Terraform, Docker) Familiarity with queue management, observability tooling, and shipping in fast-paced environments Awareness of More ❯
Aker Systems was founded in 2017 by a team of experienced technology professionals who recognised an opportunity to provide highly secure enterprise data platforms to large organisations. We build and operate ground-breaking, ultra-secure, high performance, cloud-based data infrastructure for the enterprise. Our proprietary technology solutions drive performance and reduce costs while helping our clients to improve … the management and sharing of data across their organisations. In 2024, Aker Systems won the Breakthrough Culture Awards highlighting growth companies putting culture first. In 2020 Aker Systems was recognised as a One to Watch on the Sunday Times Tech Track. The Company was also recognised at the Thames Valley Tech Awards 2020; winning the Thames Valley Tech … role. If you dont hold SC clearance, we will support you to apply assuming you have lived and worked in the UK for a minimum of 5 years. Aker Systems deliver secure cloud hosted solutions into the public and private sectors. We are rapidly expanding and are looking to hire a Principal Data Architect to support the delivery of More ❯
networking, including NAT traversal techniques Experience implementing custom binary protocols and serialization formats Familiarity with cryptographic primitives for secure P2P communication Experience with performance profiling and optimization of networked systems Preferred Qualifications 5+ years experience building production P2P systems or distributedsystems Experience optimizing JavaScript for low-latency networking applications Knowledge of V8 internals and JavaScript … performance characteristics Experience with libuv and asynchronous I/O in C Contributions to open-source P2P projects or networking libraries Experience building reliable systems on unreliable networks Experience with Node.js native addons and bridging between JS and C More ❯
or CloudFormation. Solid understanding of networking concepts, security policies, and API gateways in cloud environments. Proficiency in production-grade programming languages such as Rust and C++. Decent understanding of distributedsystems, cluster orchestration and management. Good knowledge of data science tools (e.g PyTorch, Jax, Numpy) and programming languages such as Python. Experience with monitoring tools (Prometheus, Grafana). … in Agile development teams with excellent collaboration skills. Grit in the face of technical obstacles. Nice to have: Building SDKs or client libraries to support API consumption. Knowledge of distributed data processing frameworks (Spark, Dask). Understanding of GPU orchestration and optimization in Kubernetes. Familiarity with MLOps and ML model lifecycle pipelines. Experience with AI model training and fine More ❯
Solutions Architect Associate/Professional, DevOps Engineer). Experience deploying and maintaining data processing and machine learning workloads. Familiarity with MLOps tools (e.g., MLflow, Airflow, BentoML). Knowledge of distributedsystems, caching strategies, content delivery networks (CDNs), and load balancing. Understanding of Zero Trust Network (ZTN) concepts using Cloudflare. Basic experience with database administration, especially PostgreSQL. Experience with More ❯
market and derived data. We work particularly closely with the UP Risk, and UP Middle Office Analytics engineering teams to deliver real-time Profit-and-Loss and Risk monitoring systems, allowing our users to, for example, ensure responsible allocation of capital across the firm. Our systems are used across the organisation by Trading Desk leads, Global Risk Management … as the primary developer independently leading end-to-end delivery of complex features. Designing, developing and maintaining greenfield and existing API and application services. The overwhelming majority of our systems are written in Elixir, but where necessary, we use small amounts of Python and Java where vendor SDKs require it. Designing, developing and maintaining realtime data streaming, and batch … and programming best practices, and providing mentorship and collaboration with other members of the team. Required Qualifications : Interest in working with Elixir and the BEAM. Experience in working on distributedsystems as part of a wider team. Fluency in functional, object-oriented and procedural programming languages. Skilled in principles of encapsulation, separation of concerns, intentional data model design More ❯
maintainable features and resolve end-to-end issues, ensuring solutions are fit for purpose, add business value, and meet quality standards. Contribute to strategies for managing technical debt, ensuring systems are secure, resilient, and reliable. Define and analyse test approaches to deliver the best possible customer experience, with a focus on security, usability, and accessibility. Conduct and participate in …/CSS, Java, Spring, Terraform/CloudFormation Hands-on experience: Building serverless applications in AWS Building microservices in Java (Spring Boot) Strong understanding of clean code principles, design patterns, distributedsystems, software testing, CI/CD, and Agile methodologies (Scrum/Kanban). Knowledge of application security. Additional desirable skills: SQL, GraphQL, Maven Frontend performance optimisation API security More ❯