messaging engineer jobs in Cardiff

Electrical Engineers - Why You Should Apply One of South Wales' leading manufacturers is seeking a talented Electrical Engineer to help lead their facility into the future. They offer the security and investment of a market leader, with the dynamic, hands-on challenges that keep top engineers engaged. Why it's a great move: You'll be rewarded with a salary up to £52,000 plus a bonus of up to...

QA Engineer (First SDET Hire) | Social Impact Tech – Remote UK | £45K–£80K Are you scrolling through roles that all feel the same? Would you like to use your engineering skills to genuinely improve the lives of some of the most vulnerable people in the UK? We’re working with a mission-led technology company that uses data and technology to help households access the financial support they’re...

Senior / Staff AI Engineer (Python, ML Systems) - FULLY REMOTE High-growth AI | We're working with a well-funded, fast-scaling AI company building a highly ambitious product at enterprise scale. They're now looking to add Senior and Staff-level AI Engineers to help shape the next phase of their ML platform and establish strong technical leadership within the team. This is a product engineering...

Job Description Electrical Engineers - Why You Should Apply One of South Wales' leading manufacturers is seeking a talented Electrical Engineer to help lead their facility into the future. They offer the security and investment of a market leader, with the dynamic, hands-on challenges that keep top engineers engaged. Why it's a great move: You'll be rewarded with a salary up to £52,000 plus...

You will collaborate with development and application support teams to troubleshoot message flows and resolve integration issues, whilst overseeing capacity planning, scaling and tuning of Solace infrastructure to meet both current and future operational demands, automating wherever possible.

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Job Description Role: Lead Test Engineer Contract Length: 12 Months Location: Hybrid – 3 days per week in office (except London). So Birmingham, Blackpool, Leeds, Manchester or Newcastle Must haves: - Significant experience leading and testing micro services - Functional and non functional testing - Hands on experience in automation testing Leadership skills - Experience leading...

Founding Sales Engineer High-Growth Cyber Security Startup 📍 Location: United Kingdom (Remote) 💰 Compensation: £80,000 - £85,000 Base, + Bonus (Uncapped) + Strong Equity We’re hiring a Founding Sales Engineer to join a rapidly growing cybersecurity organisation and play a critical role in how customers evaluate, adopt, and succeed with a modern security platform. This role sits at the...

You will own end-to-end features for a high-traffic delivery network, simplifying complex event-driven architectures into streamlined systems. Working across the stack with TypeScript, Node. js, and React, you'll play a pivotal role in automating last-mile logistics for businesses of all sizes.

Job Description AI Engineer – Rapidly Growing AI Company I'm partnered with a fast-growing AI company that is scaling its engineering team and looking for AI Engineers who want to build next-generation intelligent systems used by major enterprises across the world. This is an outstanding opportunity for someone who loves solving real product problems with modern AI, enjoys working end-to-end...

You will design and build APIs that enable products, partners and AI services to work together, including: Building RESTful APIs using C# .

You will likely bring: Strong experience building backend services in C# .

Job Description We’re expanding our engineering team and hiring a Senior Python Software Engineer to help own and develop an established trading-related application. The system runs in production, processes high-frequency real-time data, and needs careful performance engineering and disciplined testing to keep latency and reliability where they should be. You’ll take meaningful ownership...

Senior Front-End Developer Location: Edinburgh (Remote-first, with occasional office visits) Salary: £50,000 – £60,000 per year + competitive benefits About the Role We’re looking for a Senior Front-End Developer to join our engineering team and help build an advanced resource planning tool. You’ll focus on creating scalable, high-performing, and user-friendly interfaces that deliver an...

You should be comfortable with most of our core technologies:

For the past 18 months, we've been proud to work with a business who's on a serious growth curve - using AI to solve a very real, tangible issue for some of the biggest brands in the world. Backed by investment, a strong client base, and a mature marketing engine, the challenge now isn’t demand — it’s keeping up with it. That's why we’re looking for a Sales Development Representative to sit at...

Job Description For the past 18 months, we've been proud to work with a business who's on a serious growth curve - using AI to solve a very real, tangible issue for some of the biggest brands in the world. Backed by investment, a strong client base, and a mature marketing engine, the challenge now isn’t demand — it’s keeping up with it. That's why we’re looking for a Sales Development...

Job Description Global University Systems is building a modern AI platform to power how our universities recruit, teach, support, and serve students. The Director of AI will lead this transformation, turning promising ideas into production-grade AI solutions that create real value for students and staff. This role owns the AI roadmap end-to-end: from identifying high-impact use cases, to...

Job Description Assistant Technical Services Manager Entry-level | Building Services | Major London Projects Are you working in construction or building services and thinking: “I want to move into Technical Services… but I don’t have direct experience yet?” This role is designed for exactly that step. The only MUST is that you have some main contractor experience within construction /...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

We are looking for an experienced Senior Machine Learning Engineer to lead the design and production integration of ML into an established live trading system and drive its next phase of development. Building on our early ML research and prototypes, you will design, build, deploy, and operate production ML components that integrate directly with a real-time execution engine – improving...