Scientific Software Engineer specializing in Polymer Simulations

CuspAI is an AI-driven company focused on advancing material science. The team brings together recognized leaders in AI, chemistry, and engineering to address challenges in fields such as energy, clean water, computing, and carbon capture. Their work centers on developing a 'search engine' for next-generation materials, aiming to speed up material discovery and deliver real-world impact. As a Scientific Software Engineer specializing in Polymer Simulations, the role centers on building and refining atomistic simulation capabilities for polymer systems. The official title will be 'Member of Technical Staff', reflecting the technical depth of the position. Role overview This position focuses on designing workflows, setting methodologies, and establishing standards for polymer simulations. The work connects atomic-level modeling with the broader material properties that matter in industrial applications. Collaboration with both AI researchers and experimental partners is a key part of the job. What you will do Design and implement atomistic simulation workflows for polymer systems, including polymerization, melt equilibration, and production runs. Introduce and explore simulation techniques beyond molecular dynamics to address complex material challenges. Work with the AI research team to integrate machine learning models into simulation workflows, linking computational, experimental, and AI-driven insights. Collaborate with experimental partners to validate simulation results and strengthen the feedback loop between simulation and experiment.

About UsPhysicsX is an innovative deep-tech company at the forefront of numerical physics and Formula One, dedicated to revolutionizing hardware innovation through software acceleration.We are crafting a cutting-edge AI-driven simulation software stack tailored for engineering and manufacturing in advanced industries. Our platform enables high-fidelity, multi-physics simulations via AI inference throughout the entire engineering lifecycle, unlocking unparalleled levels of optimization and automation in design, manufacturing, and operations. We empower engineers to push the boundaries of possibility, serving leading innovators in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive sectors.The RoleAs part of our product team, PhysicsX is creating a platform utilized by Data Scientists and Simulation Engineers to construct, train, and deploy Deep Physics Models. The backbone of this platform is the management of vast volumes of intricate simulation data, facilitating high-fidelity multi-physics simulations through AI inference.We are seeking a Senior Frontend Software Engineer to join our dedicated team of Frontend Engineers. You will work collaboratively in a cross-functional environment, where you will have the autonomy to influence implementation decisions. You will be responsible for developing and enhancing the frontend that animates our platform — from dynamic 3D visualizations of simulation data to seamless API integrations that enable complex machine learning workflows. You will architect composable frontend structures, optimize performance for data-intensive interfaces, and ensure intuitive interactions for our engineers and scientists handling large datasets and simulation outputs.In this senior role, you will significantly shape the technical direction — authoring Technical Decision Records, mentoring junior engineers, and establishing standards that ensure our platform remains reliable, secure, and efficient. This position is perfect for a creator passionate about delivering exceptional user experiences and building robust frontend architectures.What You Will DoDevelop and improve a frontend platform that supports intricate simulation and machine learning workflows — from 3D visualizations to seamless API integrations and data-heavy interfaces.Design and implement scalable frontend architectures and component systems, including micro-frontend patterns, to facilitate maintainable development.Enhance user experience through advanced caching strategies, performance monitoring, layout optimization, and accessibility best practices.Develop and implement sophisticated state management and data flow patterns to accommodate real-time simulation data and complex user interactions.Take ownership of your work from inception to completion, ensuring high-quality results.

Waymo is at the forefront of autonomous driving technology, dedicated to becoming the world's most trusted driver. Originally initiated as the Google Self-Driving Car Project in 2009, our team has been relentlessly working to enhance mobility access and save lives by developing the Waymo Driver—The World’s Most Experienced Driver™. With over ten million successful rider-only trips facilitated by our technology, which has driven over 100 million miles on public roads and tens of billions of miles in simulations across more than 15 U.S. states, we are shaping the future of transportation.The Simulation ML Infrastructure team is responsible for creating scalable AI/ML infrastructure that propels our Simulator team towards innovative, state-of-the-art simulations of realistic environments for the Waymo Driver's training and testing. By leveraging large foundation models trained on extensive datasets, we enhance the authenticity and control of our simulations, including realistic representations of vehicles, pedestrians, cyclists, roads, traffic control systems, and weather conditions.We are currently seeking a highly skilled Senior Machine Learning Infrastructure Engineer to spearhead the development of advanced AI/ML infrastructure for multi-billion parameter foundation models tailored for ML accelerator-friendly simulations. Your extensive knowledge in massive model scaling, ML accelerators, and distributed training will be vital in designing and optimizing our systems.

Join physicsx as a Senior Simulation Data Engineer, where you'll play a critical role in developing and optimizing simulation data workflows. You will collaborate closely with cross-functional teams to enhance our simulation capabilities and ensure data integrity. Your expertise will be instrumental in driving innovation and improving our processes.

About Gridcog Gridcog is a SaaS start-up focused on advancing the clean energy transition. The team brings together energy professionals building project modeling software that helps users make informed, strategic decisions about energy projects. Role Overview This Senior Simulation Engineer (Modeling) position centers on improving and expanding the simulation and optimization capabilities within Gridcog’s Python codebase. The work blends mathematical modeling, numerical methods, and production-level software engineering to deliver accurate, efficient, and reliable simulations at scale. What You Will Do Enhance and extend simulation and optimization features in the core Python platform Work with mathematical models and numerical methods to support complex energy project scenarios Ensure modeling outputs remain accurate and efficient as the platform grows About the Platform The Gridcog platform models the physical and commercial aspects of energy projects. It integrates technologies such as solar, wind, batteries, flexible loads, gensets, and EV fleets, capturing their interactions within electricity markets and tariff structures worldwide. Who Should Apply Simulation engineers with experience in modeling uncertainty and solving complex business problems Candidates with backgrounds in energy systems modeling are encouraged, but those with transferable skills from other modeling or data science domains will also be considered Location This position is based in London, England, United Kingdom.

Waymo is a pioneering company in the field of autonomous driving technology, dedicated to becoming the most trusted driver in the world. Originating from the Google Self-Driving Car Project in 2009, Waymo has concentrated on developing the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility access and save lives lost to traffic accidents. The Waymo Driver supports our fully autonomous ride-hailing service and is adaptable across various vehicle platforms and applications. With over ten million rider-only trips and more than 100 million miles driven autonomously on public roads, complemented by tens of billions of miles in simulation across 15+ U.S. states, our experience is unparalleled.The Simulator team is at the forefront of creating cutting-edge simulations of real-world environments for the training and assessment of the Waymo Driver. We leverage machine learning to accurately model the real world, incorporating realistic agents (vehicles, pedestrians, cyclists, motorcyclists, etc.), road systems, traffic controls, and weather conditions. To enhance the precision and flexibility of our simulations, we utilize large foundation models trained on extensive datasets, enabling rapid setup and deployment of multiple scenarios for our driver.Our London-based team collaborates closely with our colleagues in Mountain View and Oxford to develop and enhance these foundation models and integrate them into various evaluation and training products. We are seeking talented research engineers eager to tackle these innovative challenges.In this hybrid role, you will report directly to an Engineering Manager.

Waymo, a pioneer in autonomous driving technology, is dedicated to becoming the world’s most trusted driver. Since its inception as the Google Self-Driving Car Project in 2009, Waymo has been at the forefront of innovation, developing the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility while significantly reducing the number of lives lost in traffic accidents. The Waymo Driver powers our fully autonomous ride-hailing service and is adaptable to various vehicle platforms and applications. With over ten million rider-only trips completed, fueled by our experience of autonomously driving over 100 million miles on public roads and tens of billions of miles in simulation across more than 15 U.S. states, we are transforming transportation.The Driver Understanding and Evaluation (DUE) team at Waymo is focused on creating comprehensive metrics to evaluate the Waymo Driver’s behavior in real-world scenarios. We are developing advanced technologies such as context and scene analysis to enhance our driving understanding, as well as augmenting real-world driving data to generate rare driving events. This includes building large-scale data infrastructures and improving components like agents and realistic simulators, which are pivotal for our technical strategies and methodologies in assessing the Waymo Driver's performance.The DUE Machine Learning team will develop and maintain scalable machine learning systems and simulation workflows, enhancing evaluation processes and developer onboarding experiences. By merging expert human insights with cutting-edge machine learning models, we will provide training and evaluation data across hundreds of metrics and components that define the Waymo Driver. We are seeking passionate researchers and software engineers eager to harness machine learning techniques to elevate the evaluation systems within our autonomous vehicles, driven by a relentless pursuit of performance improvement.This position reports to the Engineering Manager.

About UsPhysicsX is an innovative deep-tech enterprise rooted in numerical physics and the high-speed world of Formula One. Our mission is to propel hardware innovation at software-like speeds.We are crafting an AI-powered simulation software stack designed for engineering and manufacturing in advanced industries. Through high-fidelity, multi-physics simulation enabled by AI inference, PhysicsX paves the way for unprecedented optimization and automation in design, manufacturing, and operations, allowing engineers to transcend limits. Our clientele includes pioneers in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive.The RoleAt PhysicsX, we are developing a robust platform that empowers Data Scientists and Simulation Engineers to create, train, and deploy Deep Physics Models. The foundation of this platform hinges on processing vast amounts of intricate simulation data, facilitating high-fidelity multi-physics simulation through AI inference.We seek a Senior Frontend Software Engineer to enhance our product team. As a vital member of a small group of Frontend Engineers, you will collaborate within a cross-functional team, enjoying the autonomy to influence implementation decisions. You will build and refine the frontend that animates our platform — from dynamic 3D visualizations of simulation data to smooth API integrations driving intricate ML workflows. Your responsibilities will involve designing adaptable frontend architectures, optimizing performance for data-intensive interfaces, and ensuring user-friendly interaction for our engineers and scientists with extensive datasets and simulation outcomes.In your senior capacity, you will significantly shape technical direction — documenting Technical Decision Records, mentoring junior engineers, and establishing standards that ensure our platform remains reliable, secure, and efficient. This role is perfect for someone who thrives on creating exceptional user experiences while also designing robust frontend architectures.What You Will DoDevelop and advance a frontend platform that facilitates complex simulation and ML workflows — from 3D visualizations to seamless API integrations and data-intensive interfaces.Design and implement modular frontend architectures and component systems, incorporating micro-frontend patterns for scalable and maintainable development.Enhance user experience through advanced caching strategies, performance monitoring, layout and rendering optimization, and adherence to accessibility best practices.Create and implement sophisticated state management and data flow patterns to accommodate the demands of real-time simulation data and complex user interactions.Take ownership of your projects from start to finish — from architectural decisions to final implementation.

Scientific EditorJoin a prestigious publishing house specializing in biomedical sciences as a Scientific Editor. In this pivotal role based in Central London, you will collaborate with our editorial team to ensure the highest standards of language and copyediting for scientific and technical manuscripts. Your expertise will also play a vital part in the peer review process and the evaluation of manuscript content.This position is ideal for candidates aspiring to advance their careers in biomedical publishing.Key Responsibilities:Conducting preliminary edits on articles to guarantee clarity, consistency, and factual accuracy.Copyediting manuscripts to enhance language and readability, adhering to our established house style and policies.Verifying factual information and addressing queries with the Managing Editor as needed.Assessing author responses to editorial comments and edits.Participating in the peer review process, including identifying issues related to plagiarism, animal ethics, patient consent, and figure manipulation.With experience, performing second-round edits and providing feedback to Scientific Editors on first edits.

Join Our Innovative AI Lab as a Special Projects Engineer!At cognition, we are pioneering the future of engineering with our groundbreaking AI solutions. Our flagship creations, Devin—the first AI software engineer—and Windsurf, an AI-native IDE, embody our ambition to create collaborative AI teammates. These tools empower engineers to tackle more engaging challenges and drive teams towards extraordinary accomplishments.Our dynamic team is composed of highly skilled professionals, including competitive programming champions, experienced founders, and leaders from renowned AI companies such as Scale AI, Palantir, Cursor, Waymo, Tesla, Lunchclub, Modal, Google DeepMind, and Nuro.While Devin and Windsurf mark significant milestones, our most formidable challenges are yet to come. If you are passionate about addressing some of the globe's most pressing issues and developing AI capable of reasoning in real-world scenarios, we invite you to apply!Role OverviewThis multifaceted role combines engineering, product development, and go-to-market strategies—ideal for those with entrepreneurial aspirations. You will convert real-world challenges into impactful product enhancements through hands-on implementations and measurable outcomes.Key Responsibilities:Lead comprehensive implementations with our key strategic clients.Gain in-depth understanding of customer needs and translate them into actionable solutions and product upgrades.Enhance operational efficiency by creating internal tools and processes that support our go-to-market and engineering product development efforts.Core Values:Entrepreneurial mindset: Embrace ambiguity, take full ownership of projects, and focus on solving genuine challenges beyond mere coding.Proactive and self-driven: Comfortable making independent decisions and advancing projects with minimal guidance.Willingness to travel as required for client engagements, with the ability to travel up to 25% of the time.Requirements:Solid engineering background (e.g., Computer Science, Mathematics, or a related technical field).Minimum of 2 years of relevant experience, or equivalent exposure to startups or entrepreneurial ventures.

About OLIXAt OLIX, we are pioneering the future of AI technology. With the rapid growth of AI outpacing any technology in history, there is a critical infrastructure gap in chip and power station production. Our innovative solution, the Optical Tensor Processing Unit (OTPU), is set to redefine performance and energy efficiency standards, creating unprecedented opportunities in the tech landscape for the coming decades.The Role:We are looking for a passionate and skilled Senior Mechanical Simulation Engineer to spearhead the analysis, simulation, and optimization of precision opto-mechanical systems and advanced substrate structures that are vital for the performance of our OTPUs. This role is perfect for a candidate with extensive experience in advanced simulations focusing on structural response (static and modal), thermal transfer, optical alignment, and fluid flow modeling. You will lead simulation-driven development of precision assemblies and materials that meet our stringent optical, thermal, mechanical, fluid flow, and reliability standards.Collaboration is key in this position. You will work closely with teams across mechanical, optical, electrical, and materials domains to ensure that our designs maintain exceptional stability, thermal performance, and structural integrity throughout manufacturing and operation.

Waymo is at the forefront of autonomous driving technology, striving to become the world's most reliable driver. Originating from the Google Self-Driving Car Project in 2009, Waymo has dedicated itself to developing the Waymo Driver—The World’s Most Experienced Driver™. Our goal is to enhance mobility access while preventing the tragic loss of life caused by traffic accidents. The Waymo Driver powers our fully autonomous ride-hailing service and is adaptable across various vehicle platforms and applications. To date, we've completed over ten million rider-only trips, with extensive experience driving autonomously over 100 million miles on public roads and conducting tens of billions of miles in simulation across more than 15 U.S. states.The Simulator team is responsible for creating cutting-edge simulations that mimic realistic environments to train and test the Waymo driver. Through advanced machine learning techniques, we model real-world scenarios, including realistic agents such as vehicles, pedestrians, cyclists, motorcyclists, and more, alongside roads, traffic systems, and weather conditions. By leveraging large foundation models, trained on our vast datasets, we can rapidly set up and deploy diverse scenarios to challenge our driver.We are excited to establish a team in London, UK, to collaborate with our colleagues in Mountain View and Oxford on enhancing these foundational models and integrating them into various training and evaluation tools. We seek enthusiastic research engineers eager to tackle these groundbreaking challenges.In this hybrid role, you will report directly to an Engineering Director.

About UsPhysicsX is a pioneering deep-tech company that blends expertise in numerical physics and the high-speed world of Formula One. Our mission is to drive hardware innovation at an unprecedented pace, leveraging the power of software.We are developing an AI-enhanced simulation software platform aimed at transforming engineering and manufacturing processes across advanced industries. By facilitating high-fidelity, multi-physics simulations through AI inference throughout the entire engineering lifecycle, PhysicsX empowers engineers to achieve exceptional levels of optimization and automation in design, manufacturing, and operations. Our clientele includes top-tier innovators from Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive sectors.The RoleWe are creating a platform that allows Data Scientists and Simulation Engineers to seamlessly build, train, and deploy Deep Physics Models. Our platform caters to multiple tenants within highly regulated industries, making advanced identity, access control, and operational visibility integral to our operations.We are in search of a Senior Software Engineer to join our Core Services team. This team is responsible for constructing the foundational elements that provide our customers with unparalleled capabilities. For too long, engineers have relied on outdated, siloed tools from the 90s. We aim to revolutionize this by enabling secure, permissioned collaboration at the vanguard of AI.In this role, you will design and develop enterprise-grade systems that facilitate this transformation. From fine-grained permissions to comprehensive instrumentation, you will create the essential components that every product within PhysicsX will utilize, ensuring that every user, service, and workflow is securely identified, appropriately scoped, and fully observable. You will take ownership of the infrastructure that maintains our platform's trustworthiness, transparency, and readiness for the future of engineering and manufacturing.

Recursion Pharmaceuticals is reimagining drug discovery by combining biology and data in new ways. The Senior Scientific Data Engineer - Data Platform will help shape and maintain the data infrastructure that drives this mission. This position is based in either London or Oxford. Role overview This role focuses on designing, developing, and maintaining scientific data systems that underpin Recursion’s research and product development. The emphasis is on data architecture rather than machine learning or model building. The work involves: Managing the ingestion, standardization, and distribution of public and proprietary datasets essential for drug discovery. Enabling competitor intelligence, chemical tractability analysis, and compound design workflows through well-structured data products. Owning and evolving the data infrastructure that supports predictive modeling and machine learning across the company. This position suits engineers who enjoy building complex scientific data systems. It is not a modeling or data science role. Key data systems and products Flagship SAR Data Mart: Integrates commercial and public bioactivity databases (such as ChEMBL) with internal assay results. Commercial Vendor Data Mart: Maintains a catalog of purchasable compounds for internal design tools and tractability assessments. Biomedical Knowledge Graph: Offers semantic graph infrastructure connecting targets, diseases, and compounds to support AI-driven research. Chemical Synthesis Data: Stores reaction datasets for training retrosynthesis models and predicting chemical tractability. Patent Intelligence System: Converts patent feeds and competitor data into actionable insights for research and strategy. Compound Standardization Registry: Maintains a large-scale chemical structure repository to ensure consistency across billions of compounds, similar to UniChem. Important note This is a specialized Data Engineering position focused on data infrastructure and stewardship. The work does not include training or building predictive models, but it directly supports those efforts through reliable systems and curated datasets.

Join Omnicom Health Group as a Scientific Director in London, where you will lead innovative projects and drive scientific strategy across our health communications initiatives. This role demands a strong background in scientific research and the ability to translate complex data into impactful communications. You will collaborate with cross-functional teams to ensure the highest quality of scientific information is presented to our clients and stakeholders.

Role overview As a Senior Software Engineer at 9fin, this position centers on developing and enhancing data-driven systems using Elasticsearch. The main focus is on building scalable search and analytics solutions that support 9fin’s products. Deep experience with Elasticsearch is essential for success in this role. What you will do Design and implement search and analytics features built on Elasticsearch Improve the performance and scalability of existing systems Maintain and evolve the technology stack, emphasizing search functionality Work closely with engineers and stakeholders to deliver solutions aligned with business needs Location This role is based in London.

Join Anaplan, a team of forward-thinkers dedicated to enhancing business decision-making through our advanced AI-driven scenario planning and analysis platform. Our mission is to empower customers to stay ahead of their competition and thrive in the market.At Anaplan, we pride ourselves on our Winning Culture, which unites our diverse teams across various geographies in their commitment to customer success.Our clientele includes industry giants like Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, among over 2,400 global companies that trust our exceptional platform.Our Winning Culture drives innovation, celebrates diversity of thought, and fosters a community where everyone can lead, achieve ambitious goals, and celebrate victories – both big and small.Guided by our principles of being strategy-led, values-based, and disciplined in execution, you will find inspiration, connection, development, and rewards at Anaplan. We welcome all that makes you unique; let’s create the future together! As a pivotal member of our R&D team, you will contribute to the evolution of our calculation engine, the core of our platform, which powers real-time business planning for the largest enterprises worldwide. We seek an experienced software engineer to tackle complex challenges in high-performance distributed computing and shape the future of our product.

Join a leading and prestigious publisher of scientific journals in London as a Managing Editor. We are seeking a highly motivated and resourceful individual to oversee the editing and publication process for our diverse journal portfolio. You will lead a dedicated team of Deputy Managing Editors and Scientific Copy Editors, ensuring the highest quality in our publications.Key Responsibilities:Lead and manage a small team of deputy managing editors and scientific copy editors, providing editorial guidance and management support.Evaluate and enhance the performance of editors at all levels through constructive feedback.Conduct regular assessments of editorial outputs and maintain quality standards.Perform initial and subsequent rounds of editing on submitted articles, ensuring clarity, consistency, and factual accuracy.Review author responses to editorial comments and edits.Facilitate comprehensive training for both new and existing team members.Act as the final decision-maker on production values and ensure adherence to in-house style guidelines.This exciting new role is ideal for an experienced journal editor ready to take the next step in their career and manage a talented team.

Join a prestigious London-based publisher renowned for its scientific publications as a proactive and innovative Deputy Managing Editor. In this pivotal role, you will oversee the editorial direction and publication processes of our diverse journal portfolio. Reporting directly to the Managing Editor, you will lead a dedicated team of Copy Editors, ensuring the highest standards of editorial excellence.Key Responsibilities:Assessing the performance of Editors and Copy Editors, providing constructive feedback and regular progress reports.Ensuring the journal maintains exceptional production values and adherence to our established house style.Verifying factual content as needed and collaborating with the Managing Editor to address any queries.Identifying potential issues related to plagiarism, animal ethics, patient consent, and figure manipulation.Conducting one-on-one meetings with team members to provide support, training, and mentorship.Performing first and second-round edits of articles and evaluating authors' responses to edits and editorial comments.This exciting opportunity is perfect for an individual with a proven background in journal editorial work, looking to advance their career by managing a small, dynamic team.

Real Chemistry provides communications and marketing services for clients in the pharmaceutical and biotech industries. The agency combines scientific expertise, creative approaches, and AI-driven insights to help clients innovate and improve health outcomes. With teams based in Edinburgh, London, and Manchester, Real Chemistry supports projects around the world. Role overview The Scientific Director, Medical Team (Senior Director level), leads programs within the One Medical division. This leadership role centers on guiding teams, shaping strategy, and ensuring high standards for all deliverables. A background in scientific disciplines and therapy areas is essential, along with experience managing and developing people. Fostering collaboration and supporting innovation are key parts of the position. Key responsibilities Lead and develop teams in the Medical division, encouraging professional growth and teamwork. Shape and implement strategies for client programs using scientific knowledge and industry experience. Oversee content development and maintain high-quality standards for all deliverables. Support business evolution by nurturing a collaborative and innovative team culture. Who thrives in this role This position fits leaders who blend scientific expertise with strategic thinking and a strong commitment to team development. Experience in therapy areas and a background in guiding teams are required. The culture values creativity, collaboration, and a shared goal of advancing healthcare communications. Locations Edinburgh, UK London, UK Manchester, UK