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AECOM

Full-time|On-site|Cardiff

Join AECOM as a Highways and Traffic Engineer in Cardiff, where you'll play a vital role in designing and managing innovative transportation solutions. Your expertise will contribute to the development of sustainable infrastructure projects that enhance mobility and safety for communities.

Apr 13, 2026

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Senior Highways and Traffic Engineer

AECOM

Full-time|On-site|Cardiff

Join our dynamic team at AECOM as a Senior Highways and Traffic Engineer, where you will play a pivotal role in shaping the future of transportation infrastructure. In this position, you will be responsible for leading the design and implementation of innovative highways and traffic management solutions. Your expertise will contribute to projects that enhance safety, efficiency, and sustainability in urban mobility.As a key member of our engineering team, you will collaborate with multidisciplinary professionals to deliver high-quality results. This role offers an exciting opportunity to work on a diverse range of projects, from large-scale urban developments to critical infrastructure upgrades.

Nov 12, 2025

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Graduate Traffic Engineer

AECOM

Full-time|On-site|Cardiff

Are you a recent graduate excited to kickstart your engineering career? AECOM is seeking a Graduate Traffic Engineer to join our innovative team in Cardiff. In this role, you will be involved in various traffic engineering projects, working collaboratively with experienced professionals to develop sustainable transportation solutions.Your responsibilities will include conducting traffic analyses, preparing reports, and assisting in the design of traffic management systems. We are looking for a proactive individual with a passion for engineering and a desire to contribute to impactful projects.

Nov 24, 2025

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Android Engineer at Engine by Starling | Cardiff

Engine by Starling

Full-time|Hybrid|Cardiff, Wales, United Kingdom

Join us at Engine by Starling, where we are excited to partner with forward-thinking banks globally, empowering them to establish high-growth businesses using our cutting-edge technology.Engine operates as Starling's innovative software-as-a-service (SaaS) division, developed to fuel Starling's growth. Recently, we have transitioned into an independent entity, continuing to deliver exceptional software solutions.Starling has achieved remarkable success, largely due to our proprietary technology developed from the ground up. This robust SaaS platform is now accessible to banks and financial institutions worldwide, allowing them to leverage the pioneering digital features and streamlined back-office operations that have contributed to Starling's achievements.Our engineering team is the heartbeat of Engine, thriving in a dynamic environment focused on creation, innovation, and disruptive technology that keeps us at the forefront of the fintech landscape. We foster a flat organizational structure that empowers you to make impactful decisions, regardless of your role. Collaboration and support are woven into our culture, ensuring you're never alone on this journey!To excel at Engine, we seek proactive individuals who take ownership of their responsibilities—from development and design to knowledge sharing and optimizing processes for superior customer outcomes. Our core values—Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness—guide our mission.Hybrid WorkingWe embrace a hybrid working approach at Engine, preferring candidates who can commute to our Cardiff office for collaborative in-person interactions.About Engineering at Engine by Starling - Explore our engineering careers

Nov 10, 2025

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Platform Engineer at Engine by Starling | Cardiff

Engine by Starling

Full-time|Hybrid|Cardiff, Wales, United Kingdom

Join us at Engine by Starling, where we are committed to collaborating with top banks globally, helping them leverage our innovative technology for rapid growth.Engine, Starling's software-as-a-service (SaaS) division, was established to deliver the cutting-edge technology powering Starling, and has since evolved into a standalone entity. Our exceptional growth trajectory is a testament to the robust, modern technology we've engineered from the ground up.As a leader in the industry, we offer our SaaS platform to banks and financial institutions worldwide, empowering them with innovative digital features and streamlined back-office processes that have fueled our own success.At Engine, everyone is encouraged to contribute to delivering exceptional outcomes for our clients. As an engineering-focused organization, we are seeking passionate individuals who are excited about the transformative potential of our technology in banking across diverse markets. Our core values guide us: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness.Hybrid Working ModelWe embrace a hybrid working approach, favoring candidates who are within a commutable distance to one of our offices, fostering in-person collaboration.About Our Engineering TeamThe Cross Cutting Engineering team is the driving force behind our innovation. We focus on creating and maintaining reliable, scalable, and maintainable infrastructure and tools for our software delivery pipeline, from initial code to seamless production deployment and ongoing operations. We tackle complex challenges with a first-principles mindset in a multidisciplinary environment that encourages exploration and contribution across the platform.As a Platform Engineer, you’ll play a pivotal role in building and scaling our state-of-the-art cloud-native banking platform across various global cloud providers and regions. We are seeking engineers with a strong SRE mindset who take ownership of the complete software delivery pipeline and are passionate about developing internal tools that empower our technology teams to operate their applications flawlessly in production.If you don't meet every criterion listed, don't worry! We value curiosity, a willingness to learn, and a desire to engage across multiple disciplines. If you are eager to face the challenges of building and operating a global, cloud-native platform, we would love to hear from you!

May 16, 2025

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Principal Mechanical Engineer

AECOM

Full-time|On-site|Cardiff

Role overview The Principal Mechanical Engineer at AECOM’s Cardiff office plays a key role in managing mechanical engineering projects across a range of sectors. This position involves providing technical leadership, directing project delivery, and making sure all work aligns with both industry standards and client requirements. Main responsibilities Lead mechanical engineering projects from initial concept to final completion Support and mentor a team of engineers, with a focus on developing junior staff Encourage collaboration with professionals from other disciplines to meet project objectives Drive ongoing improvements in engineering practices and project results

Apr 27, 2026

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Head of Engineering

dev2

Full-time|On-site|Cardiff

Join Our Team as the Head of EngineeringAt dev2, we are seeking a dynamic and experienced leader to oversee our engineering department. As the Head of Engineering, you will play a pivotal role in shaping our technical strategy, ensuring the successful delivery of projects, and fostering a culture of innovation and collaboration within the team.Your expertise will guide our engineering practices, drive the implementation of best practices, and mentor our talented engineers to excel in their roles. If you have a passion for technology and leadership, we want to hear from you!

Jan 23, 2023

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Senior Engineer at jobsforhumanity | Cardiff

jobsforhumanity

Full-time|On-site|Cardiff

As a Senior Engineer at jobsforhumanity in Cardiff, this position centers on using technical expertise to help build solutions with real impact. The team values new ideas and aims to create products that matter. Role overview This role calls for strong engineering skills and a collaborative approach. The Senior Engineer will contribute to projects that support the company’s mission and help shape the direction of ongoing work. What you will do Apply technical knowledge to develop and improve solutions Work alongside colleagues to deliver projects with purpose Support efforts that drive positive change within the organization Requirements Experience in an engineering role at a senior level Ability to contribute ideas and technical insight to team projects

Apr 30, 2026

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Engineering Manager

Monzo

Remote|Remote|Cardiff, London or Remote (UK)

Join us in revolutionizing the banking experience for everyone! At Monzo, we are committed to simplifying finance and making money work better for our customers. Originating as a prepaid card, Monzo has evolved significantly over the past decade, now offering diverse banking solutions including personal and business accounts, joint accounts, youth accounts, and more. Our innovative features, such as early access to funds and robust financial education, ensure that our customers enjoy magical moments in their financial journeys. We focus on problem-solving rather than just selling products, aiming to create transformative experiences for our users . As an Engineering Manager, you will lead cross-functional teams that include Product Managers, engineers, data scientists, and designers, driving impactful outcomes while fostering a culture of inclusivity and excellence.

Feb 2, 2026

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Associate Director of Mechanical Engineering

AECOM

Full-time|On-site|Cardiff

Role overview The Associate Director of Mechanical Engineering at AECOM plays a key part in managing complex engineering projects from the earliest concept stages through to final delivery. The position combines direct technical leadership with hands-on involvement in project work, ensuring quality and consistency throughout each phase. What you will do Lead and mentor a team of mechanical engineers, offering guidance and support as projects progress. Oversee the design, execution, and delivery of projects, maintaining high standards at every step. Build and sustain strong working relationships with clients to support project success. Use expertise in mechanical systems to shape engineering solutions and project outcomes. Location This position is based in Cardiff.

Apr 27, 2026

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Backend Engineer III

Monzo

Remote|Remote|Cardiff, London or Remote (UK)

Join us at Monzo on our mission to revolutionize banking and make money accessible for everyone! We are moving away from the complexities of traditional banking and have transformed our offerings significantly over the past decade. From our origins as a prepaid card, Monzo now provides a diverse range of services including personal and business bank accounts, joint accounts, accounts for 16-17 year-olds, free kids accounts, and credit cards. Our users can also save, invest, and manage their pensions all in one place. With our vibrant hot coral cards and innovative features, such as early salary access, coupled with our award-winning customer service and financial education initiatives, we are dedicated to creating extraordinary experiences for our customers. If you're passionate about solving problems and making a positive impact, we would love to have you on our team!

Feb 2, 2026

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Fire & Security Engineer

Securitas

Full-time|On-site|Cardiff

Join Securitas as a Fire & Security Engineer, where you will play a crucial role in ensuring safety and security for our clients. This position offers the opportunity to work with cutting-edge technology while developing your skills in a supportive environment.

Mar 5, 2026

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Mechanical Engineer for Water Projects

AECOM

Full-time|On-site|Cardiff

Join our dynamic team at AECOM as a Mechanical Engineer specializing in water projects! In this role, you will be instrumental in designing and implementing innovative solutions for a variety of water infrastructure projects. Your expertise will contribute to sustainable practices while ensuring compliance with industry standards and regulations. Collaborate with a talented team of professionals and advance your career in a supportive environment.

Mar 30, 2026

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Principal Structural Engineer - Water

AECOM

Full-time|On-site|Cardiff

We are seeking a talented and experienced Principal Structural Engineer specializing in water engineering to join our dynamic team in Cardiff. In this role, you will lead the design and implementation of innovative structural solutions for water infrastructure projects. You will collaborate with multidisciplinary teams to ensure the highest standards of safety and sustainability are met.

Jan 14, 2026

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Software Engineer, Platform - Cardiff

Speechify

Full-time|On-site|Cardiff, United Kingdom

Join our innovative team at Speechify as a Software Engineer, Platform based in Cardiff. We are looking for a talented engineer who is passionate about creating cutting-edge software solutions that enhance user experiences and streamline processes. You will work closely with cross-functional teams to design, develop, and maintain our platform, ensuring high performance and responsiveness.

Apr 30, 2026

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Principal Mechanical Engineer - Water Sector

AECOM

Full-time|On-site|Cardiff

AECOM is seeking a Principal Mechanical Engineer specializing in the water sector to join our dynamic team in Cardiff. In this pivotal role, you will leverage your extensive expertise in mechanical engineering to design and oversee projects that enhance water infrastructure and contribute to sustainable practices. You will collaborate with multidisciplinary teams to deliver innovative solutions while ensuring compliance with industry standards.

Mar 30, 2026

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Product Engineer II – ArcGIS Arcade

Esri

Full-time|On-site|Cardiff, UK

Join Esri as a Product Engineer II specializing in ArcGIS Arcade, where you will play a pivotal role in enhancing our mapping and spatial analysis capabilities. You will collaborate with a team of talented engineers and product managers to develop innovative solutions that empower users to visualize and analyze their data effectively. Your expertise in programming and passion for technology will help shape the future of geographic information systems.

Apr 7, 2026

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Senior or Principal Civil Engineer - Infrastructure

Ramboll

Full-time|On-site|Cardiff

Join our dynamic team at Ramboll as a Senior or Principal Civil Engineer specializing in Infrastructure. In this pivotal role, you will leverage your extensive experience to shape the future of urban infrastructure projects. You will collaborate with multidisciplinary teams to deliver innovative engineering solutions that meet the highest standards of quality and sustainability.

May 1, 2026

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Senior Staff Backend Engineer

Monzo Bank

Full-time|Remote|Cardiff, London or Remote (UK)

Join Monzo as a Senior Staff Backend Engineer and play a pivotal role in building our innovative banking platform. You will collaborate with cross-functional teams, driving technical excellence and contributing to our mission of making money work for everyone. Utilize your expertise in backend technologies to enhance our systems, implementing scalable solutions that improve our customer experience.

Mar 24, 2026

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Exciting Engineering Roles in Dams and Reservoirs Across Australia - Relocation Assistance Available

AECOM

Full-time|On-site|Cardiff

Join AECOM, a global leader in engineering and infrastructure, as we seek talented engineers specialized in dams and reservoirs. This is a fantastic opportunity for professionals looking to advance their careers in a dynamic and innovative environment. We offer relocation assistance to support your transition to our esteemed team.

Jan 27, 2026

Product Engineer II – ArcGIS Arcade

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