Senior Systems Engineer

Join our dynamic team at Egis Group as a Senior Systems Integration Engineer specializing in rail systems. In this pivotal role, you will be responsible for integrating complex systems that enhance the efficiency and safety of rail operations. Your expertise will contribute significantly to the evolution of rail transport, ensuring seamless integration of te…

Join Egis Group as a Principal Systems Integration Engineer specializing in Rail. In this pivotal role, you will lead the integration of complex systems in rail projects, ensuring seamless collaboration between various engineering disciplines. Your expertise will be crucial in developing innovative solutions that enhance project efficiency and safety.

Join Egis Group as a Systems Integration Engineer, where you will be at the forefront of innovative projects in systems integration. In this pivotal role, you will collaborate with cross-functional teams to design, implement, and optimize integrated systems that enhance operational efficiency and performance.As a key member of our engineering team, you will utilize your technical expertise to troubleshoot and resolve integration challenges, ensuring seamless interoperability between systems. Your contributions will be vital in delivering high-quality solutions that meet client specifications and industry standards.

Join Alten as a Space Systems Verification and Integration Engineer, where you will be at the forefront of space technology. In this role, you will be responsible for validating and integrating complex space systems, ensuring they meet the highest standards of performance and reliability. Collaborating with multidisciplinary teams, you will engage in rigorous testing procedures and contribute to groundbreaking projects in the aerospace sector.

Join Turner Townsend as a Senior Project Controls Engineer specializing in rail projects. In this pivotal role, you will lead the project controls function, ensuring effective planning, monitoring, and reporting of project performance. You will collaborate with multidisciplinary teams to drive project success and oversee the implementation of best practices in project controls.

Join Egis Group as a Senior Rail Planner and play a pivotal role in shaping the future of rail infrastructure. In this exciting position, you will be responsible for developing and implementing strategic planning initiatives that enhance rail services and improve operational efficiency. Your expertise will contribute to high-impact projects that make a tangible difference in transportation.

Join Chainalysis as a Senior People Systems & Integrations Analyst, where you will play a pivotal role in enhancing our HR systems and integrations. Your expertise will help us streamline processes and improve the employee experience across our global operations.

Join AECOM as a Senior Rail Project Manager in London, where you will lead and manage complex rail infrastructure projects. In this vital role, you will collaborate with diverse teams, oversee project timelines, and ensure successful project delivery. Your leadership will drive innovation and excellence in our rail services.

Join our dynamic team at bbc-maestro, a leading SME with a global clientele, as a Senior Full Stack Engineer. Your primary mission will be to enhance and maintain our core platforms while collaborating with a talented group to craft scalable software that truly resonates with our users.In this role, you will actively engage in building and maintaining our Ruby on Rails platform and React Native mobile app infrastructure. You will also play a pivotal role in shaping our technical direction, mentoring your teammates, and ensuring high-quality delivery.This position is ideal for individuals who thrive in environments that encourage autonomy, love tackling real-world user challenges, and wish to have a hand in guiding technical decisions while remaining immersed in coding.You will report directly to our Engineering Manager.

EMBARK ON A REWARDING JOURNEY WITH YOUR CAREERAt Eurostar, we are at the forefront of transforming rail travel, operating across five countries and creating new opportunities for travelers. Our trains do more than just connect people; they play a vital role in fostering a greener and more inclusive future. By joining our dedicated team, you'll contribute to an inspiring mission that goes beyond transportation.We are seeking a talented Customer Systems Engineer to join our Rolling Stock team. In this role, you will be instrumental in enhancing customer-facing systems, ensuring that both front-line staff and our customers receive the tools and experiences they expect and deserve, all delivered in a timely fashion.This is a permanent position based on-site at our Temple Mills depot in Leyton. A hybrid work arrangement is available, requiring on-site attendance four days a week.Please note that the application deadline for this role is 5 PM on Tuesday, April 14, 2026. We encourage candidates to apply promptly, as Eurostar reserves the right to reach out to suitable candidates before the deadline and to close the position early if appropriate candidates are identified.

Are you an experienced Project Controls Engineer with a passion for rail infrastructure? Join our dynamic team at Turner Townsend in London, where you will play a pivotal role in managing and optimizing project controls on large-scale rail projects. This is an exciting opportunity to leverage your skills in a collaborative environment, ensuring timely and efficient project delivery.

System Integration Tester - £350 per day (6 Months+ / Remote Option / Outside IR35)Join an exciting greenfield project where you will collaborate with a small, dedicated team to test and deliver innovative solutions at the core of a new system for the transport industry. You'll be part of a friendly, non-corporate agency that values collaboration over hierarchy, allowing you to thrive in a dynamic environment.Contract Length: 6 months or longerLocation: London, Bristol, or Cornwall with full remote working options available.

Join AECOM as a Technical Lead for Rail, where you will play a pivotal role in shaping the future of rail infrastructure projects. This position involves overseeing technical activities, ensuring project delivery meets client expectations, and leading a team of skilled professionals.

About UsHello! We are Ravelin, a pioneering company in the realm of fraud detection, leveraging sophisticated machine learning and network analysis technologies to tackle significant challenges. Our mission is to enhance the safety of online transactions, empowering our clients to confidently serve their customers.We believe in enjoying our work while making a difference! Our team is known for its friendly atmosphere and strong cultural values rooted in empathy, ambition, unity, and integrity. We prioritize work/life balance and embrace a flat organizational structure across the company. Join us to rapidly expand your knowledge of cutting-edge technology while collaborating with some of the brightest and most amiable professionals in the industry - check out our Glassdoor reviews.If this resonates with you, we would be thrilled to hear from you! For more insight, visit our blog to see how you can contribute to preventing fraud and safeguarding the world’s leading online businesses.The RoleWe are on the lookout for a skilled Integration Engineer to guide our clients through the integration process. This role also includes line management responsibilities for other Integration Engineers, focusing on driving process enhancements within the team.As part of our Integrations team, you will collaborate closely with a Project Manager on client integrations, ensuring clients achieve optimal performance from Ravelin. Your innovative mindset will be crucial in enhancing the repeatability and scalability of our integration processes.In this position, you will act as a liaison between our internal data engineering, machine learning, and fraud analysis teams, ensuring seamless communication with our clients.Key ResponsibilitiesLead the establishment and refinement of best practices for Integration Engineers.Assist the Director of Integrations with initiatives focused on data quality and integration assessments.Line manage a team of Integration Engineers, providing guidance and coaching.Work directly with clients to navigate them through the integration process, comprehending their payment workflows and showcasing relevant product features.Conduct regular data quality evaluations and data wrangling throughout the integration process.Maintain proactive communication with clients to manage their expectations effectively.Collaborate with Data Scientists, Data Engineering, and Product teams to identify the best strategies to meet client goals.Evaluate existing integrations, follow up on client-flagged changes, address queries, and recommend improvements.

Your Role:Join our dynamic Electrification & Power team as a Senior Rail Traction Power and Substation Engineer, where you will play a vital role in the successful delivery of rail projects that meet client expectations and industry standards.In this position, you will ensure accuracy in design and calculations, maintaining cost-effectiveness and compliance with all relevant codes and standards. As part of a growing team, your contributions will span the entire project lifecycle, from feasibility studies to detailed design and construction support. You will also have the opportunity to engage with international projects.Key Responsibilities:Oversee technical delivery across key projects, operating at an Independent Checker level.Mentor and support the development of engineers within the team.Provide Expertise:Take charge of the technical oversight and delivery of design packages at various project stages, contributing to the growth of traction power and substation capabilities.Collaborate:Work closely with project managers to coordinate technical delivery, providing guidance to designers and junior engineers, and liaising with clients and stakeholders as necessary.Ensure Quality:Develop comprehensive design documentation, including calculations, reports, and specifications. Conduct independent technical checks to ensure compliance with standards and project requirements.Anticipate:Perform site visits and surveys to inform design development. Review and develop project specifications for construction and provide design support during the construction phase, ensuring alignment with design intent. A solid understanding of Health & Safety and CDM requirements is essential.

Join our dynamic team at Turner Townsend as a Project Controls Engineer - Rail. In this pivotal role, you will leverage your expertise to ensure effective project management and control strategies in the rail sector. Your contributions will be vital in delivering complex infrastructure projects on time and within budget.

Join our innovative team as a System Integration Tester, offering £400 per day on a contract basis lasting 6 months or more. Enjoy the flexibility of remote work while contributing to a greenfield project that is pivotal for the transport industry.In this role, you will collaborate with a dedicated team of developers and UX professionals in a non-corporate, welcoming agency environment. We value collaboration over hierarchy, allowing you to focus on what truly matters: delivering exceptional testing outcomes.

At Pleo, we are revolutionizing the spend management landscape. Traditional and tedious financial processes are a burden on teams and individuals alike. Our innovative spend solutions aim to simplify and empower finance teams and employees, making money management not just seamless but surprisingly effective. Our mission is to help businesses 'go beyond' their expectations.The name 'Pleo' signifies 'more than you’d expect,' reflecting our commitment to exceeding our users' needs and expectations over the last decade.We are at a transformative stage in our journey; every decision we make significantly affects our 40,000+ customers and our overall success. We seek individuals who take pride in identifying customer needs, simplifying complex problems, challenging the status quo respectfully, and who aspire for excellence. With ambitious goals driving us, we embrace the uncertainty of growth—it’s part of the excitement! We are a diverse and dynamic team of over 850 individuals from more than 100 nationalities, all united in our mission to reshape the future of business spending.About the RoleAs a Senior Engineering Manager at Pleo, you will lead the charge in enhancing our technical capabilities and fostering innovation. Collaborating closely with the Product Manager (PM) and Designer across two engineering squads, you will report directly to the Engineering Director of the Accounting and Integrations Group. If you have a passion for transforming the finance sector and enabling finance professionals to shift from mundane tasks to becoming strategic business partners, we want you on our team!About the Teams:The Accounting Core team is the backbone of Pleo, managing the data and services related to accounting that support nearly every division. In your role as Engineering Manager, you will navigate them through a re-architecture process that will enhance scalability, resilience, compliance, security, and accuracy across our product engineering efforts. While you won’t be required to architect solutions, you must grasp the ramifications of software architecture, guide the team towards a strategic plan, and facilitate the necessary trade-offs between immediate tactical responses and long-term strategic objectives.The Ecosystem team focuses on empowering external developers and partners to build upon Pleo’s platform, providing robust and generic tools and frameworks. Their mission is to create well-documented platforms that ensure a superior developer experience and promote innovation and seamless integrations for our customers, driving sustainable ecosystem growth.You will be responsible for the delivery and outcomes of these two engineering teams, comprising up to 12 engineers in total.

At On, we believe that retail transcends mere transactions; it embodies a holistic experience. As we expand our global presence, we are laying the groundwork for an innovative Point of Sale (POS) ecosystem. We are seeking a Senior Engineering Manager to propel the growth of On’s Retail Experience Platform. Based in our London office, you will collaborate closely with the product team, retail operations, and key stakeholders to spearhead the integration of our new POS system, retail replenishment systems, and other vital store integrations. Your entrepreneurial spirit and results-oriented mindset, combined with robust technical oversight and execution skills, will position you as an essential member of the core team shaping the future of On’s physical retail landscape.Your Mission:Drive Product Execution: You will lead the technical strategy and implementation of pivotal projects within the retail domain—focused on POS and replenishment integrations—ensuring alignment with our product vision while significantly enhancing our retail commercial capabilities. This entails owning delivery timelines and quality, managing risks, anticipating obstacles, and guiding your team through the complexities of real-world retail integrations.Team Leadership & Development: You will cultivate, lead, mentor, and empower a diverse team of engineers, fostering a culture of inclusivity, technical excellence, and continuous improvement. You will hold the team to high standards, nurture high performers through developmental feedback, make informed hiring decisions, and enhance overall productivity.Cross-Functional Collaboration: You will work closely with product management, retail operations, peer engineering teams, and technology vendors to ensure seamless feature delivery. Your role will involve translating complex technical concepts into clear narratives for stakeholders and ensuring your team's objectives align with On’s strategic retail initiatives.Technical Guidance & Standards: Collaborating with the leadership team, you will help establish and advocate for best practices in system design, operational excellence, and observability (including SLOs and incident management). You will ensure your team’s technical decisions and architectural designs consistently align with On Tech's architectural principles, emphasizing secure, scalable, and resilient cloud-native integrations.