Contract Principal Full Stack Developer at AND Digital | Bristol

Job Title: Senior Java Developer Job Duration: 18 months (with possibilities of extension) Job Location: Bristol, CT - 06010Description:Join our dynamic team working on Affiliate business for Video on Demand. As a Senior Java Developer, you will be responsible for designing, modifying, developing, and implementing comprehensive software programming applications. You will also support and install software applications and operating systems while collaborating on new application development and enhancing existing applications.Your role will involve participating in the testing process through test review and analysis, as well as test witnessing and certification of software to ensure high-quality outcomes. You will leverage your extensive knowledge of commonly used concepts, practices, and procedures within the software development field. This position relies on following established instructions and guidelines under immediate supervision, ensuring that primary job functions typically do not require independent judgment.This is an excellent opportunity for skilled professionals who possess a passion for software development and a commitment to excellence. You will be reporting directly to a manager and working closely with a team of talented developers.

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.

We are seeking a talented Java Developer to join our dynamic team at dev2. In this role, you will have the opportunity to design, develop, and maintain high-quality software solutions using Java.Your responsibilities will include collaborating with cross-functional teams, improving system performance, and ensuring robust code quality. If you are passionate about programming and eager to work in a supportive environment, we want to hear from you!

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.

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

Job Title: Senior Engineer I Location: London, Bristol, or Edinburgh (Including Hybrid) Salary: £60,000 - £82,500 Team: Developer Experience Reporting To: Head of Engineering Closing date: Friday 30th March 2026 This role is based in the UK and requires an existing right to work in the UK. At this time, we are unable to offer visa sponsorship for this role. We are committed to cultivating a diverse, global team and our sponsorship policy is assessed on a role-by-role basis. We encourage you to regularly visit our careers site for updates on future opportunities where we may offer visa sponsorship. Kaluza is at the forefront of the energy revolution, transforming complex energy challenges into streamlined solutions. We empower energy companies to navigate contemporary challenges while driving the transition to a sustainable, electrified future. Our platform orchestrates millions of real-time decisions across homes, devices, markets, and grids. By merging predictive algorithms with user-centric design, Kaluza ensures clean energy is reliable, affordable, and seamlessly integrated into daily life. With teams across Europe, North America, Asia, and Australia, alongside a joint venture with Mitsubishi Corporation in Japan, we support industry leaders such as OVO, AGL, and ENGIE, as well as innovators like Volvo and Volkswagen. What will I be doing? In this impactful role, you will be instrumental in architecting and enhancing our Internal AI Engineering Platform. You will construct the infrastructure, from Model Context Protocol (MCP) servers to shared workflows, enabling our software teams to accelerate their development while ensuring system reliability and security. Your contributions will significantly influence Kaluza’s efforts to minimize defects, enhance productivity, and establish a benchmark for AI-driven development. AI Tooling Orchestration: Spearhead the trials and implementation of advanced engineering tools, including Claude Code, Kiro, and Opencode, ensuring their seamless integration into the developer workflow. Infrastructure & Connectivity: Design and maintain our MCP (Model Context Protocol) registry, creating a secure and scalable process for approving and deploying new servers and tools. Shared Workflows: Develop and uphold shared services and standards that standardize coding practices and automate repetitive architectural tasks across teams to facilitate AI workflows. Spec-Driven Development: (additional responsibilities to be defined).

Role overview Assystem seeks a Director of Business Development based in Bristol. This senior role centers on designing and driving strategies to grow the company’s presence and influence in the market. The position requires a mix of leadership, vision, and hands-on execution to deliver results. What you will do Guide and support the business development team, providing clear direction and mentorship Spot and pursue new business opportunities to expand Assystem’s client base Develop and maintain strategic partnerships that align with the company’s objectives What Assystem values Assystem provides engineering and innovation services in a range of sectors. The company emphasizes strategic thinking, collaboration, and a strong focus on market growth.

We are seeking a highly skilled Senior Estimator to join our dynamic Infrastructure team at Turner Townsend. In this pivotal role, you will be responsible for delivering accurate and competitive cost estimates for infrastructure projects, ensuring the financial success of our endeavors.Your expertise will be critical in analyzing project specifications, preparing detailed estimates, and collaborating with project managers and clients to achieve optimal outcomes. We value a proactive approach, as you will identify potential risks and suggest innovative solutions to enhance project delivery.

Join Mindlance as an ASP.NET Developer and contribute to innovative projects that shape the future of technology. We are seeking talented developers who are passionate about creating high-quality applications and enhancing user experiences. You will work collaboratively in a dynamic environment, utilizing your expertise in ASP.NET to design, develop, and maintain robust software solutions.

We are seeking a talented and experienced .NET Developer/Architect to join our dynamic team at Mindlance. In this role, you will be responsible for designing, developing, and maintaining software applications using the .NET framework. You will collaborate with cross-functional teams to define, design, and ship new features, ensuring high performance and responsiveness to requests from the front end.

Join our innovative team as a GUI Designer / C# .NET Developer where you will be responsible for creating intuitive and visually appealing user interfaces. You will leverage your expertise in C# and .NET frameworks to develop robust software solutions that enhance user experience. If you are passionate about design and coding, and eager to contribute to exciting projects, we want to hear from you!

Job Title: Senior Software Engineer I Location: London / Bristol / Edinburgh - Hybrid Salary: £60,000 - £80,000 Reporting to: Software Engineering Manager Please note: We currently do not provide visa sponsorship for this position. We are dedicated to creating a diverse and global team, and our sponsorship policy is assessed on a role-by-role basis. We invite you to check our careers site for future roles that may offer sponsorship. Kaluza is at the forefront of the Energy Intelligence revolution, transforming the complexities of energy management into seamless coordination. We empower energy providers to tackle current challenges while accelerating the transition to a clean, electrified future through advanced data utilization, AI, and real-time decision-making. By merging predictive algorithms with human-centric design, Kaluza ensures that clean energy is both reliable and affordable. With a presence across Europe, North America, Asia, and Australia, and a partnership with Mitsubishi Corporation in Japan, we support leading companies like OVO, AGL, and ENGIE, along with innovators such as Volvo and Volkswagen. As we undergo rapid growth, we have various opportunities across different teams and levels. The specific role you will pursue will be determined as we advance through the interview process, allowing us to identify where your skills can make the most significant impact while providing you with the necessary support for your development and that of the team. Our Talent Acquisition team will guide you through the details as we proceed. What will you be doing? You will be part of the Kaluza Technology community, focusing on the Energy Retail platform, a scalable SaaS product designed to support energy retailers and decarbonization efforts. In this position, you will build and maintain backend services using TypeScript, contributing to event-driven systems that enable reliable, real-time features. Collaboration with product managers, designers, and engineers will be crucial as you deliver customer-centric solutions and take ownership of services from design to production. You will also engage with cloud technologies such as AWS, optimize performance and data models, and contribute to fostering a collaborative engineering culture. About You We ideally seek candidates who have: Strong knowledge in software development, particularly in TypeScript Experience working with cloud technologies, especially AWS Proven ability to collaborate and communicate effectively within a team A passion for clean energy and sustainability

Speechify seeks a Senior Software Engineer in Bristol, United Kingdom, to help shape and improve the core experiences that define how users interact with our products. Role overview This position focuses on designing, building, and refining essential platform features. Collaboration is central: expect to work alongside colleagues from a range of disciplines to create software that users find effective and enjoyable. Ideas and solutions that improve technology and user satisfaction are valued here. What you will do Partner with cross-functional teams to design, develop, and enhance core platform features Build software with a direct impact on user interactions and experiences Offer input and solutions to make our technology more effective for users Requirements Proven engineering skills with a focus on user experience Ability to collaborate with colleagues from various specialties Motivation to develop software that addresses real user needs

Join Rexel as a Business Development Manager in the Renewables sector! In this dynamic role, you will spearhead initiatives to drive growth and enhance our market presence in renewable energy solutions. With your expertise, you will identify new business opportunities, foster strategic partnerships, and contribute to the transition towards a sustainable future.

Join Graphcore, where we are pioneering the future of AI computing. Our team consists of semiconductor, software, and AI specialists dedicated to developing a comprehensive AI compute stack, encompassing everything from silicon to large-scale data center infrastructure. As a proud member of the SoftBank Group, we are funded by robust long-term investments and are integral to the rapidly expanding SoftBank AI ecosystem. To seize the vast possibilities within AI, we are actively growing our global teams, uniting the brightest minds to tackle the most challenging problems in an environment where every individual can make a significant impact on our company, products, and the future of artificial intelligence.As a Hardware Development Engineer, you will analyze system requirements and design effective circuit solutions in collaboration with Graphcore’s Silicon, Architecture, and Software Teams. You will be responsible for generating schematics and defining PCB layout constraints, working closely with the PCB CAD team to bring your designs to fruition. Additionally, you will create and implement test and validation plans, conduct test campaigns, report results, and collaborate with firmware and system architecture teams to interpret findings, troubleshoot issues, and enhance performance.Your expertise will lie in microprocessor system design and debugging, with a comprehensive understanding of power supply, reset & clocking requirements, memory, and various communications and control interfaces.

Job Title: Engineer II Location: London / Bristol / Edinburgh (Hybrid options available) Salary: £45,600 - £62,700 Team: Developer Experience Reporting To: Senior Software Engineering Manager This position is based in the UK and candidates must possess the right to work in the UK. Currently, we are unable to offer visa sponsorship for this position. Our commitment to building a diverse, global team is paramount, and our sponsorship policy is assessed on a role-by-role basis. Please check back on our careers site for future opportunities that may include visa sponsorship. Kaluza is revolutionizing the energy sector with our Energy Intelligence Platform, simplifying the complexities of energy management. We assist energy companies in addressing contemporary challenges while propelling the transition to a sustainable, electrified future. Our platform facilitates millions of real-time decisions across households, devices, markets, and grids. By integrating predictive algorithms with user-centric design, Kaluza ensures that clean energy is reliable, affordable, and seamlessly integrates into daily life. With teams spread across Europe, North America, Asia, and Australia, and a joint venture with Mitsubishi Corporation in Japan, we empower leading companies such as OVO, AGL, and ENGIE, alongside innovators like Volvo and Volkswagen. Where will I be working? You will be part of the Developer Experience (DevEx) team within our expansive Kaluza Technology community. Our team comprises a diverse group of data-driven and product-oriented Software and Production Engineers who are at the forefront of technological innovation and operate at an impressive scale. Together, we pursue engineering excellence by implementing best practices throughout the community. In this role, you will be instrumental in designing and enhancing our Internal AI Engineering Platform. Your responsibilities will include creating the infrastructure—from Model Context Protocol (MCP) servers to collaborative workflows—that enables our software teams to operate more efficiently and securely. Your contributions will significantly influence Kaluza's ability to eradicate defects, enhance productivity, and set the benchmark for AI-driven development. Our tech stack is dynamic, and you may work with: AWS, Kubernetes, LLMs (Claude, GPT, etc.), MCP servers, LangChain/LangGraph, and contemporary monitoring tools.

Role OverviewWe are seeking a dedicated Project Coordinator to join our Evidence Development team at Costello Medical. In this pivotal role, you will manage various administrative, coordination, and scientific responsibilities associated with client projects, while also actively contributing to broader company and team initiatives.Key ResponsibilitiesOversee the delivery of scientific work to clients, ensuring quality and efficiency.Identify and implement process improvements to enhance team performance.Primarily support projects related to Literature Reviews, with opportunities to engage in diverse scientific projects.

Join the dynamic Research, Business and Innovation Department at the University of the West of England (UWE Bristol). Our mission is to foster external partnerships, engage with the community and public, and support European funded research and technological advancements. We excel in research funding, Knowledge Exchange (KE) funding, and professional development initiatives.The Professional Development Team offers an extensive array of open and customized training programs for individuals and businesses, with many courses accredited by reputable professional bodies such as the ILM and DMI, leading to recognized qualifications and valuable professional networks.Role OverviewAs the Project Coordinator, you will collaborate with various internal and external stakeholders, as well as team members, to ensure the seamless execution of our diverse training programs. You will coordinate with academic colleagues to adhere to all necessary professional accreditation standards and play a vital role in advancing the Faculty's accredited programs, becoming a key resource for understanding accreditation processes and regulations.Your responsibilities will also include managing bespoke training programs in partnership with key academics, client contacts, and participants to enhance project design and delivery while gathering insights for future improvements. Additionally, you will lead a small team responsible for handling queries and managing course bookings to ensure our daily operations run efficiently.We seek a proactive individual with a strong customer service mindset, enthusiasm, and prioritization skills. The role is customer-facing and requires excellent communication and interpersonal abilities, as you will engage with a variety of visitors and clients daily. The professional development landscape is continually evolving, and we are looking for someone eager to spearhead change initiatives and explore innovative approaches to enhance our services.This is a fulfilling position where you will witness the impact of your contributions through course participants and project outcomes. You will receive comprehensive support as you learn the role and have opportunities to develop your skills and experience.

Join our team as the Director of Business Development in the Transportation Sector at AECOM in Bristol. In this pivotal role, you will lead strategic initiatives and drive business growth by leveraging your extensive industry knowledge and leadership capabilities. You will develop and maintain relationships with key stakeholders, fostering an environment of collaboration and innovation.