1 to 25 of 46 Permanent Senior Jobs in Cardiff

The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability ...

Software Engineer/C#/React/APIs/Software/Cardiff/Permanent/Hybrid/£50,000 - £60,000 Vivo Talent is working with a business that has huge growth plans for 2026. ...

Lead Automation Engineer/Automation/QA/Testing/React/C#/Test Automation/Cardiff/Permanent/£60,000 - £70,000/Hybrid Vivo Talent are working with a well-established ...

Account Executive (UK – Remote) We transform workplace wellness, performance, and growth by combining onsite clinical operations, cutting-edge technology, and expert services. Our all-in-one workplace experience delivers: Mental & physical wellness support: Therapists, coaches ...

built on collaboration, innovation, and a shared commitment to making a positive impact on the environment. Position Overview We are looking for a Senior Full Stack Developer with a strong focus on Python, AWS, microservices, and ideally, experience working within React-based environments. This role will be instrumental in building ...

What is the role- Managing existing accounts selling complex SaaS solutions to Housing associations and Local Government in the UK Account Management/Development role Housing management software solutions Working with a hugely collaborative team ...

What is the role- Selling complex Software Development Services & IT Consulting services to mid market & large enterprises in the UK Hunter role Working with a hugely collaborative team providing the highest quality solutions Predominately new ...

Compiler Engineer Location: Remote (UK/EU) Working Model: Fully Remote The Company Spectral Compute is a deep-tech startup building compiler technology that enables portable, high-performance GPU computing across diverse hardware platforms. Their ...

Job Description Summary Proactively generate qualified sales appointments via multi-channel cold outreach (phone, email, social) and targeted campaigns. Conduct thorough prospect research and qualify leads using BANT to build a robust pipeline for Unisys. ...

FMADIO is the world leader in high performance high bandwidth network packet capture and analysis solutions. With clients spanning from Tier 1 Banks, Tier 1 Data providers, Primary 5G telecom providers, large Internet Service Providers ...

Senior Software Engineer Salary: Up to £75,000 Hybrid - 2 days a week in office (London/Brighton/Cardiff) Why join us? We work at the intersection of creativity, data, and cutting-edge technology to turn ideas into measurable impact. Our strength comes from diverse perspectives, collaborative teams … puts people first. Backed by a global media and content network, we build tools that reach real audiences at scale. The role As a Senior Software Engineer, you'll design and build high-impact tools, automation, and platforms used across global media, SEO, paid media, and content teams. ...

Scalstrm is expanding into the UK, and we're hiring our first UK Sales Director. We build software-defined, cloud-agnostic streaming platforms used by broadcasters, Pay-TV operators and OTT services to deliver live ...

problems our customers experience. We ship fast, learn faster, and believe the best product wins. The Role We're looking for a senior backend engineer with strong fundamentals who leverages AI tooling to move fast and ship pragmatic solutions. You'll own significant parts of our platform, lead technical initiatives ...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic … autonomous systems that plan, build, and operate security awareness and human risk workflows, supported by strong guardrails and observability. We're looking for a Senior Backend Developer who wants to build production-grade backend services that power these systems, working in a multinational, AI-first engineering team where quality, ownership ...

Senior Software Developer (Java) Cardiff Up to £65,000 DOE What You'll Do: You'll join a collaborative, cross-functional team where you'll play a key role in building and enhancing robust software solutions used by organisations around the world. Day to day, you'll be hands ...

Join a team at the heart of the global economy! The Department for Business and Trade ('DBT') bring an exciting opportunity for Senior Platform Engineers to work on critical platforms that support how digital services are built and operated across the organisation. You will contribute to scaling a major … virtually 'meet the team' on Tuesday 17th February at 12:30pm. Follow application page for instructions to book your virtual seat. Responsibilities As a Senior Platform Engineer, you will work to give development teams the tools for their job, including application performance monitoring, exception, log and metrics aggregation, dashboards ...

Calling. Our analytics help businesses enhance customer experience, optimize productivity, and drive performance across voice and collaboration channels. Job Summary We are seeking a Senior Platform Engineer with a deep understanding of AWS cloud infrastructure, Infrastructure-as-Code (IaC) tooling such as Terraform, and configuration management using Ansible. The ideal ...

Senior Software Engineer (Python/Backend) | Python (Flask), TypeScript , AWS Location: London-based, Highly Flexible (Open to Remote Working Outside London) Compensation: £110,000 + Equity Role: Senior Full Stack (70% Backend/30% Frontend) The Challenge We are representing a highly profitable, London-based technology scale-up that … database schema, building the API, managing the AWS infrastructure, and setting up the monitoring. High Talent Bar: You'll be working alongside a small, senior team where the culture is built on high-bandwidth communication, intellectual curiosity, and zero bureaucracy. The Technical Mission Scale the Core: Architect and maintain robust ...

their projects. We use our platform to connect you with exciting contract opportunities and discuss projects on behalf of the companies we partner with. Senior Software Engineer - Staff Level Location: UK - remote Role: contract - 12+ months About the Role They're looking for a Senior Software Engineer to join their ...

Senior Python Developer | UK Remote | £5500 - £6250 per month (£70–75k per annum) We're working with a well-established, fast-growing B2B SaaS company looking for a Senior Python Developer to play a key role in the evolution of their core platform. The business currently runs on CFML … help stabilise the existing system while supporting the migration toward a modern Python stack. This is a long-term engagement. As a Senior Python Developer you will be: Developing and enhancing backend systems in Python Supporting and maintaining the existing CFML codebase Contributing to the architecture and implementation ...

Senior Solutions Engineer Cardiff City Council £40,777 to £45,091 Permanent, Full-time Cardiff/hybrid working Overview of the Senior Solutions Engineer Sellick Partnership is currently partnered with Cardiff City Council who are looking to recruit a Senior Solutions Engineer on a permanent, full time basis to join … Cardiff, this opportunity provides and exciting series of projects that will allow you to expand on current knowledge and skills. Key responsibilities of the Senior Solutions Engineer Maintain and enhance end user computing services to meet council needs Diagnose and resolve complex issues, using automation and orchestration to improve performance ...

WATER DIRECT: Senior Django/Python Full-Stack Software Developer Full Time - 6 Months Contract - Option to Extend Water Direct is the UK's leading provider of alternative water supplies, delivering emergency and planned services to water utility companies, commercial organisations, and critical infrastructure nationwide. In 2024, we began … move beyond core operations, we are increasingly exploring automation, data-driven decisioning, and AI-enabled workflows. The Role We are looking for a Senior Full-Stack Software Developer to play a key role in building and scaling the Water Direct platform. This is a hands-on, delivery focused contract role ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates ...

#(phone number removed); IntaPeople are partnered with a fintech scaleup in Cardiff city centre and are scaling up the engineering team with 2 Senior Java Engineers. This is a hybrid role with 3 days per week in the office. &#(phone number removed);&#(phone number removed);&#(phone … phone number removed);&#(phone number removed);: • The first role is focused on feature delivery within product engineering. We’re looking for an established Senior Engineer who coaches and mentors juniors and mid-level engineers, helping them develop their skills to progress within their careers. • Ideally, you will ...

Senior Python Engineer (Fast API, MongoDB)Cardiff - UK Remote Working£60-70k My client cannot offer Visa Sponsorship for this role of any sort. Your new company I am supporting a scale-up financial services disrupter that is investing heavily into it's Engineering function and are now hiring … hire from traditional corporate/enterprise teams that have been dictated to. What you'll need to succeed We're looking for a Senior Back End Engineer, 5+ years Python supported by FastAPI and MongoDB.A solid grounding in modern system architecture and design patterns. Experience with distributed systems, asynchronous workflows ...