Senior Java Developer

AND Digital works with organizations to strengthen their digital capabilities. The team combines expertise in technology, business strategy, software development, and product management to help clients address complex challenges and close digital skills gaps. Creative thinkers and technologists who value real transformation are central to the company's approach. Role overview This Lead Backend Principal Engineer (Java) role is based in Bristol and sits within a group of over 80 professionals, with 30-40 developers ranging from Associate to Technical Lead. The position shapes technical direction for both AND Digital and its clients, balancing hands-on engineering with strategic influence. Main responsibilities Begin in a fully billable, hands-on engineering capacity. As the team grows, transition toward strategic consulting, focusing on client development and project turnaround. Work to secure new clients by addressing their technology challenges with practical and creative solutions. Define and lead the engineering vision, ensuring alignment with Club Executive strategy and client needs. Mentor developers across all levels, supporting their growth through direct involvement in projects. Establish and uphold coding standards across client projects. Provide technical leadership on complex engineering tasks, collaborating closely with Product Developers and Technical Leads. Foster a culture of inclusivity and diversity within the team and champion these values in client work. Support project delivery by aligning technical strategy with client requirements and contribute to resource planning during discovery phases. Work with the Consulting team to help shape AND Digital’s technology proposition and contribute to Thought Leadership efforts. Location Bristol, England, United Kingdom

Our VisionAt Vertical Aerospace, we are at the forefront of transforming electric aviation. Our flagship eVTOL aircraft, the Valo, is designed to achieve 'zero emissions' and will establish new benchmarks for safety in aviation.We aim to revolutionize aerospace practices, moving away from outdated conventions to reshape the future of flight. As we evolve from a prototype company into a thriving small-to-medium enterprise (SME), the next few years are pivotal for us in achieving our ambitious objectives. Our goal is to secure airliner-level safety certification by 2028, paving the way for operational service with our airline partners.Your RoleThis unique opportunity allows you to influence a fundamental component of a groundbreaking aircraft. As the Principal Propeller Engineer, you will serve as the technical expert for propeller systems, directly impacting design choices, certification processes, and system integration.You will collaborate within a small, skilled team across various disciplines to create a safe, reliable, and certifiable solution for the Valo. Your role will be hands-on and central to overcoming one of our key engineering challenges.Your ResponsibilitiesServe as the technical authority on propeller systems, guiding design, development, and certification efforts.Establish, evaluate, and endorse the propeller architecture, including blade design, hub, spinner, and associated hardware, ensuring compliance with safety, performance, and regulatory standards.Assume responsibility for complex engineering initiatives, from analysis and design trade-offs to drafting and reviewing certification documentation.Make informed technical decisions, considering trade-offs, even under uncertain or incomplete data conditions.Lead and assist in propeller certification activities to CS-P standards, contributing to broader aircraft-level certification under SC-VTOL.Utilize extensive knowledge of materials, manufacturing techniques, and operational behavior to guarantee the durability, maintainability, and certifiability of the propeller system.

Join Vertical Aerospace as a Principal Loads and Aeroelastics Engineer, where you will play a pivotal role in the development of groundbreaking aerospace technologies. You will be responsible for conducting comprehensive analyses of loads and aeroelastic behavior in cutting-edge aviation systems. This is an exciting opportunity to contribute to innovative projects that redefine air travel.

Assystem is seeking a Principal EC&I Engineer to lead and innovate in our engineering projects. As a key member of our team, you will play a pivotal role in designing and implementing electrical, control, and instrumentation solutions that meet our clients' needs. This position offers the opportunity to work on cutting-edge projects within a dynamic and collaborative environment.

AECOM seeks a Principal Mechanical Engineer to join the Bristol office. This position leads engineering projects that shape real-world outcomes, focusing on the design and delivery of mechanical systems across various sectors. Role overview The Principal Mechanical Engineer manages projects from initial concept to final delivery. The role emphasizes technical leadership and coordination with other disciplines to ensure project success. What you will do Lead mechanical engineering projects through all phases, from early design to completion Develop and deliver mechanical system designs for multiple applications Collaborate with multidisciplinary project teams to meet objectives Location This role is based in Bristol.

Join our dynamic team at Sopra Steria as a Mid-Level Java Engineer. In this role, you will be responsible for developing and maintaining robust Java applications while collaborating with cross-functional teams to deliver high-quality software solutions. Your expertise will contribute to innovative projects that drive our business forward.

Kickstart your career and shape the future!Are you eager to collaborate with a team of skilled engineers and make significant strides in energy infrastructure? Join our Transmission & Distribution (T&D) Engineering team, where we offer comprehensive services from concept development to Power Systems Analysis, Cabling, Substations, Transmission and Distribution Infrastructure, System Balancing and Compensation, Protection Systems, SCADA, Communications, Converter Station Design, HVDC Systems, and Interconnectors, including international links.Be part of a transformative project in the UK - the National Grid's Great Grid Upgrade. AECOM, in partnership with our joint venture, has been selected as the design and consenting service provider for this groundbreaking initiative. This £9bn Enterprise partnership aims to connect clean energy to homes and businesses across England and Wales by 2030. Join us, advance your career, and contribute to this remarkable project!Your Responsibilities:As a Principal Overhead Line Engineer, you will play a pivotal role in our Transmission & Distribution team, engaging with clients to deliver technically demanding overhead line design projects. Your primary focus will be providing technical support and overseeing the design of transmission projects, particularly overhead transmission lines up to 400kV.Deliver technical support for complex overhead line designs on multi-disciplinary projects.Engage in major work programs such as GGP projects.Assist in proposal writing, detailing project timelines, resources, budgets, objectives, and goals.Provide ongoing technical support throughout project implementation, statutory planning, and public consultation events.Lead design activities related to overhead lines, including PLS-CADD modeling, line routing, structural analysis, design criteria formulation, sag-tension calculations, insulator/conductor specifications, clearance reports, and material selection.Conduct feasibility studies and ensure compliance with industry standards and regulations.Develop technical layouts and solutions for client presentations.Originate and review engineering deliverables, including designs, reports, and drawing packages.Perform internal quality checks of engineering drawings and calculations.Why Join Us?At AECOM, you will enjoy a variety of benefits and opportunities for professional growth, all while contributing to meaningful projects that make a difference.

AECOM is seeking a Principal Structural Engineer specialized in water projects to join our dynamic team in Bristol. As a key member of our engineering group, you will lead the design and analysis of structural elements for water infrastructure, ensuring that projects are delivered on time and within budget while adhering to all regulatory standards.

Join Ramboll as a Senior/Principal Electrical Engineer and play a crucial role in shaping innovative solutions in electrical engineering. You will be responsible for leading projects, providing technical expertise, and collaborating with a dynamic team to deliver exceptional results.

Join our dynamic team at Hawkeye Innovations as a Senior Java Engineer focused on developing our cutting-edge Data Platform Framework. In this pivotal role, you will leverage your expertise in Java programming to design, implement, and optimize high-performance data solutions that empower our analytics capabilities.

Join Us in Transforming Electric AviationAt Vertical Aerospace, we are at the forefront of revolutionizing electric aviation. Our flagship eVTOL aircraft, the Valo, promises to establish unprecedented safety benchmarks in the sky, all while achieving 'zero emissions'.We are not bound by the conventional methods of the past; instead, we aim to redefine aerospace standards. As we evolve from a prototype-focused business to a growing small and medium-sized enterprise (SME), we are entering a pivotal phase in our journey to fulfill our ambitious objectives. Our goal is to secure airliner-level safety certification by 2028, paving the way for service with our airline and operator partners.What Awaits YouAs a Principal Systems Engineer specializing in System Safety, you will thrive in a dynamic, collaborative environment where safety is paramount. Working within the Powertrain Squad, you will closely collaborate with specialists in propulsion, flight controls, power distribution, and airworthiness, alongside external suppliers. This innovative atmosphere fosters the reimagining of traditional aerospace practices to tackle the unique challenges posed by electric aviation.You will be part of a team committed to transparency, data-driven decision-making, and simplifying design principles, ensuring that our safety cases are thorough yet straightforward. Anticipate engaging in cross-functional dialogues, influencing architectural decisions, and contributing to the evolution of safety practices for eVTOL systems.Your ResponsibilitiesDevelop and enhance EPU requirements to encompass all safety-derived functions and assumptions from aircraft-level FHA, PASA, and PRA, ensuring full completeness and traceability.Critically assess EPU PSSA and SSA for alignment with aircraft-level analyses, ensuring consistency across internal and supplier safety assessments.Serve as the technical authority for identifying and rectifying inconsistencies in safety cases, directly engaging with internal experts and EPU suppliers to negotiate effective solutions.Lead design reviews focusing on safety-derived functions, ensuring proper implementation, design conformity, and proactive risk management.Conduct cross-functional trade studies to streamline architecture and safety arguments, thereby minimizing complexity while maximizing safety efficacy.

Lead Principal Electrical EngineerJoin our innovative team at Navantia UK in Bristol and take charge of cutting-edge naval engineering projects.This is your chance to significantly impact the design, integration, and optimization of electrical and control systems for intricate naval and governmental platforms, contributing to the evolution of maritime capabilities.About Navantia UKAs a proud subsidiary of the global Navantia Group, we are recognized as leaders in delivering state-of-the-art naval solutions. Our expertise spans the design, construction, and ongoing support of ships and systems for our esteemed naval and governmental clients, emphasizing engineering excellence through advanced technology, sustainability, and innovation.The OpportunityIn your role as a Lead Principal Electrical Engineer, you will provide essential technical leadership from the initial concept through to build and in-service support. Operating within a collaborative, multidisciplinary engineering environment, your focus will be on ensuring that electrical systems comply with rigorous performance, safety, and regulatory standards while spearheading innovations in energy management, sustainability, and emerging technologies.This leadership position allows you to mentor fellow engineers, interact with critical stakeholders, and play a vital role in developing next-generation naval platforms.Key ResponsibilitiesOversee the design, integration, and optimization of electrical systems for naval and governmental vessels.Develop and specify power generation and distribution systems (both HV & LV).Implement robust energy management strategies that enhance efficiency and minimize emissions.Collaborate with engineering disciplines to ensure smooth system integration.Ensure adherence to safety, regulatory, and operational standards.Provide technical guidance and mentorship to junior engineers.Engage with clients, suppliers, and regulatory bodies.Champion innovation in alternative power sources, future fuels, autonomy, and digital systems.Support projects through build and throughout the vessel lifecycle.

As a Lead Principal Performance Engineer at Vertical Aerospace, you will play a pivotal role in the design and optimization of our cutting-edge electric aircraft. Your expertise will be crucial in ensuring that our aircraft meet stringent performance standards and deliver an exceptional flying experience.Your responsibilities will include conducting performance analysis, developing simulation models, and collaborating with cross-functional teams to enhance aircraft performance. This is an exciting opportunity to contribute to the future of sustainable aviation.

Join Assystem as a Lead Mechanical Engineer in Bristol, where you will play a pivotal role in shaping innovative engineering solutions. You will be responsible for leading a dynamic team, driving projects from conception through to execution, and ensuring high-quality engineering standards are met throughout.Your expertise will contribute to the development of cutting-edge technologies while collaborating with multidisciplinary teams to deliver exceptional results. You will engage with clients to understand their needs and translate them into actionable engineering strategies.

Join AECOM as a Principal Cable System Design Engineer and be at the forefront of innovative engineering solutions in Bristol. In this pivotal role, you will lead the design and implementation of advanced cable systems, ensuring they meet the highest standards of quality and efficiency. Collaborate with a dynamic team of engineers and contribute to groundbreaking projects that shape the infrastructure of our cities.

Graphcore designs and develops hardware, software, and infrastructure that power Artificial Intelligence computing. Teams here focus on advancing AI technology and enabling its use in a wide range of industries. As a member of the SoftBank Group, Graphcore collaborates with other technology leaders who are dedicated to significant progress in AI. The company is committed to developing Artificial Super Intelligence and aims to make its advantages accessible to many.

Graphcore creates hardware, software, and systems infrastructure to power advanced AI computing. The team develops technology that enables new progress in artificial intelligence and supports AI applications across many industries.As a member of the SoftBank Group, Graphcore collaborates with other technology companies to push forward Artificial Super Intelligence and broaden its impact.

About UsAxelera AI is a revolutionary deep-tech startup focused on developing an advanced AI platform aimed at enhancing human progress and improving the world. In just four years, we have secured $120 million in funding and assembled a top-tier team of over 220 professionals, including 49+ PhDs with more than 40,000 citations, spread across 18 countries with offices in Belgium, France, Switzerland, Italy, and the UK, all headquartered at the High Tech Campus in Eindhoven, Netherlands.Our flagship creation, the Metis™ AI Platform, delivers a remarkable 3 to 5 times boost in efficiency and performance, backed by a robust business pipeline exceeding $100 million.We pride ourselves on our relentless drive for innovation, positioning us as a global leader in the industry.Are you ready to take on this challenge?

About Graphcore At Graphcore, we are pioneering the future of AI computation. Our skilled team of semiconductor, software, and AI specialists has extensive experience in developing a comprehensive AI compute stack—ranging from silicon and software to large-scale infrastructure. As a proud member of the SoftBank Group, supported by substantial long-term investment, we are providing crucial technology to the rapidly growing SoftBank AI ecosystem. As we capitalize on the immense and thrilling AI opportunities, Graphcore is expanding its global teams. We are uniting the brightest talents to tackle the toughest challenges in an environment where everyone has the chance to impact the company, our products, and the future of artificial intelligence. Job Summary Our team stands at the forefront of the artificial intelligence revolution, empowering innovators across various sectors to enhance human potential through technology. The accessibility of specialized AI computation will significantly influence the pace of AI's evolution. Graphcore enables innovators to achieve more, more swiftly—our contributions truly make a difference. Reporting to the Director of Silicon Architecture, the Principal SoC Architect is responsible for designing, specifying, modeling, and integrating subsystems within sophisticated, high-performance, and highly integrated silicon devices that drive AI acceleration technology. This role entails close collaboration with architecture, silicon design, verification, hardware, and software teams. The Team The Silicon Architecture Team operates within the COO group. The SoC Architects are accountable for the architectural specifications, integration, modeling, validation, and evaluation of numerous critical subsystems, ensuring the highest standards in performance and reliability.