AWS Jobs in Cardiff

1 to 25 of 134 AWS Jobs in Cardiff

Senior Software Engineer – Node.js, React

Cardiff, Wales, United Kingdom
Roku, Inc
a related field, or equivalent practical experience. 5+ years of relevant software development experience, such as Node.js, React, Next.js. 3+ years of working with cloud-based technology, such as AWS and GCP. Experience of building large scale and low latency distributed systems. Solid understanding of algorithms, data structures, performance optimisation techniques, object-oriented programming. Experience with distributed caching, SQL/ More ❯
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GenAI Full Stack Developer Consultant (SC Eligible)

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
such as Next.js or Vite. LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or Llama, and tools like Ollama. Cloud Platforms: Proficiency in AWS or Azure for hosting and deployment. Containerization and Orchestration: Hands-on experience with Docker, Kubernetes, and Docker Compose. Infrastructure as Code (IaC): Exposure to tools like Terraform. Monitoring Tools: Familiarity More ❯
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Senior MLOps/GenAI Infrastructure Engineer

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
BBC Group and Public Services
MLOps/LLMOps workflows. Collaborate with Data Scientists to deploy, serve, and monitor LLMs in real-time and batch environments using Amazon SageMaker, Bedrock Implement Infrastructure-as-Code with AWS CDK, CloudFormation to provision and manage cloud environments. Build and maintain CI/CD pipelines using GitHub Actions, AWS CodePipeline, CodeBuild, Jenkins. Integrate monitoring and observability tools such as AWS … architecture. Collaborate with architects and stakeholders to design high-level system architecture for cloud-first, AI-integrated products. Enforce security best practices (IAM, encryption, VPC configuration, audit logging) using AWS native services and third-party tools. Embed security throughout the software development lifecycle by integrating static and dynamic code analysis, vulnerability scanning, and policy-as-code tools into CI/… with a strong focus on building and delivering scalable infrastructure for ML and AI applications using Python and cloud native technologies Experience with cloud services, especially Amazon Web Services (AWS) – SageMaker, Bedrock, S3, EC2, Lambda, IAM, VPC, ECS/EKS. Proficiency in Infrastructure-as-Code using AWS CDK or CloudFormation. Experience implementing and scaling MLOps workflows with tools such as More ❯
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Senior Java Developer

Cardiff, UK
Accenture
language for this role is Java (Spring/MVC), so experience is essential You have experience with Cloud Native technologies on at least one of the major cloud providers (AWS, Google Cloud, or Azure), with a focus on Infrastructure as Code. You have made use of build automation tools to support a CI/CD pipeline You keep Accessibility, Security More ❯
Employment Type: Full-time
Posted:

Lead Software Engineer

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Companies House
encourage your team to maximise their automated test coverage. Work closely with the Architects for design and the Platform team who manage our development pipeline using Concourse CI, SonarQube, AWS, Terraform and Artifactory. We use Docker containers and AWS ECS. Take the lead in sharing your knowledge and experience within our software development and lead software developer communities. As a … driven development (TDD/BDD), pair programming, version control and branching strategies. Application of software design patterns. Knowledge and understanding of developing and running applications securely in Cloud environments. AWS/Docker/Terraform. Alongside your salary of £41,571, Companies House contributes £12,043 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out More ❯
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Senior Database Engineer

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Navtech, Inc
ensuring robust replication, disaster recovery, and seamless integration within our cloud-native microservice ecosystem. Responsibilities: Design & Develop Database Solutions: Architect, design, and implement highly optimized relational (e.g., MySQL, PostgreSQL, AWS Aurora, SQL Server) and NoSQL (e.g., MongoDB, DynamoDB, Redis) database schemas, ensuring data integrity, performance, and scalability for microservices. Performance Optimization & Tuning: Proactively analyze and optimize complex queries, implement efficient … replication (master-slave/multi-master) and failover configurations, to ensure data durability and system uptime. Cloud Database Management: Deploy, configure, and manage database instances within cloud infrastructure (e.g., AWS RDS, Aurora), leveraging cloud-native features for scalability and operational efficiency. Focus on quality by promoting coding best practices, a test-first mindset and highest security standards. Contribute to building … engineering. Required Skills/Experience: 6+ years in roles directly responsible for the availability, performance, and security of critical databases. Expertise in Database Technologies: Strong command of MySQL, PostgreSQL, AWS Aurora, SQL Server and experience with MongoDB, DynamoDB, or Redis, including schema design and complex query writing. Database Performance & Scalability: Proven ability in query optimization (e.g., EXPLAIN plans), operating system More ❯
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Lead Infrastructure Engineer (DevOps)

Cardiff, Wales, United Kingdom
Companies House
Talent Acquisition Delivery Manager at Data Careers Key skills: Terraform, AWS Cloud technology, CI/CD tooling, Microservices and Serverless Architecture Are you seeking a step into a Lead role where technical innovation is genuinely embraced, team culture is enjoyable, personal development is achievable, and the work-life balance is perfectly balanced? It’s a rare combination, but it’s … will include answering any queries regarding environment, configuration, and CI/CD processes. Person specification Experience and key skills required: Expert level of skill is required for this role – AWS Cloud technology, CI/CD tooling (such as Concourse, Jenkins etc), GitHub (source control and versioning) and Terraform. A Practitioner level of skill demonstrates you use these skills daily and … during the selection process: Communicating and Influencing Delivering at Pace Leadership Making Effective Decisions Technical skills We'll assess you against these technical skills during the selection process: Terraform AWS Cloud technology Continuous Integration/Continuous Delivery tooling Microservice and Serverless Architecture To be eligible for this role you also need to meet our Nationality requirements which are outlined below More ❯
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DevOps Engineer

Cardiff, South Glamorgan, United Kingdom
Yolk Recruitment Ltd
sprint ceremonies). Desirable Skills & Experience Exposure to at least one high level language or framework (e.g. React, Node.js, C#, .NET, Java, Ruby). Familiarity with other cloud platforms (AWS, GCP). Experience with BI/reporting tools (Power BI, Looker, Izenda, etc.). Building dashboards for Kubernetes health monitoring. Knowledge of authentication/authorisation tools (Keycloak, etc.). More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Backend

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Aforza Ltd
with distributed caches, such as Redis Experience structuring and developing REST APIs Experience writing unit and integration tests using Jest Experience with Docker/Kubernetes Experience with GCP/AWS/Azure Compensation/Benefits Working at Aforza is awesome! We offer a flexible working environment and our engineers are able to work where they’re most comfortable - whether that More ❯
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Senior Software Engineer

Cardiff, Wales, United Kingdom
IntaPeople
APIs, Web services and API development The main requirements is experience with React, Express and Node. They have a cloud based microservice based architecture We’re ideally looking for AWS and Serverless experience, but open to Azure or GCP. The team works in a DevOps environment, containerizing, deploying, scaling application and micro services using CI/CD pipeline What Next More ❯
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Principal MLOps/GenAI Infrastructure Engineer

Cardiff, South Glamorgan, United Kingdom
Hybrid / WFH Options
BBC Group and Public Services
and monitoring large language models (LLMs) in real-time and batch environments using Amazon SageMaker, Bedrock, and related services. Guide the use of Infrastructure-as-Code (IaC) practices with AWS CDK and CloudFormation to provision and manage secure and maintainable cloud environments. Design and support CI/CD pipelines using GitHub Actions, AWS CodePipeline, Jenkins, and other tools, with an … with architects, product leaders, and stakeholders to shape the long-term technical vision and system architecture Apply and advocate for security best practices across the software development lifecycle using AWS-native tools and DevSecOps principles. Cultivate a high-performing engineering culture through mentorship, knowledge sharing, and thought leadership via deep dives, brown bags, internal tech talks, and cross-team collaboration. … Skills And Experience Extensive experience in DevOps/MLOps roles with demonstrated impact in building, scaling, and securing ML/AI infrastructure in cloud-native environments. Strong experience with AWS services such as SageMaker, Bedrock, S3, EC2, Lambda, IAM, VPC, ECS/EKS, with a strong command of cloud solution architecture. Advanced proficiency in Infrastructure-as-Code practices using AWS More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal MLOps/GenAI Infrastructure Engineer

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
BBC Group and Public Services
and monitoring large language models (LLMs) in real-time and batch environments using Amazon SageMaker, Bedrock, and related services. Guide the use of Infrastructure-as-Code (IaC) practices with AWS CDK and CloudFormation to provision and manage secure and maintainable cloud environments. Design and support CI/CD pipelines using GitHub Actions, AWS CodePipeline, Jenkins, and other tools, with an … with architects, product leaders, and stakeholders to shape the long-term technical vision and system architecture Apply and advocate for security best practices across the software development lifecycle using AWS-native tools and DevSecOps principles. Cultivate a high-performing engineering culture through mentorship, knowledge sharing, and thought leadership via deep dives, brown bags, internal tech talks, and cross-team collaboration. … Skills And Experience Extensive experience in DevOps/MLOps roles with demonstrated impact in building, scaling, and securing ML/AI infrastructure in cloud-native environments. Strong experience with AWS services such as SageMaker, Bedrock, S3, EC2, Lambda, IAM, VPC, ECS/EKS, with a strong command of cloud solution architecture. Advanced proficiency in Infrastructure-as-Code practices using AWS More ❯
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Senior Full Stack Engineer

Cardiff, Wales, United Kingdom
Admiral Pioneer
services with Python and Django Design and iterate on scalable REST APIs Contribute to UI/UX standards, ensuring accessibility and responsiveness Support deployment and infrastructure using Terraform and AWS Write, deploy, and support production code Drive best practices in testing, CI/CD Share knowledge through pair programming, code reviews, team sessions Participate in agile ceremonies like sprint planning More ❯
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Performance Test Lead

Cardiff, Wales, United Kingdom
Companies House
as back-end levels. Working experience with various types of databases (MongoDB, Oracle, SQL, InfluxDB). Familiarity with monitoring tools like New Relic, Grafana, Prometheus, or Datadog. Knowledge of AWS cloud environments and performance testing in cloud-based architectures. Knowledge of containerisation tools (Docker, Kubernetes). Experience with CI/CD tools (e.g., Jenkins, Concourse, GitHub Actions) to integrate performance More ❯
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Senior .NET Backend Developer

Cardiff, South Glamorgan, United Kingdom
Hybrid / WFH Options
Navtech, Inc
are responsible for specific services or products. Our solutions help airlines manage safe and high-performance flight operations. Responsibilities: Develop new and maintain existing .NET (C#) code in an AWS cloud environment Focus on quality by promoting coding best practices, a test-first mindset and highest security standards Contribute to building new and improving existing development processes Work within a … latest best practices in software engineering. Required Skills/Experience: 6+ years of professional experience in software development Recent experience developing software with .NET or .NET Framework, C#, and AWS (or other cloud service providers) Experience writing unit tests, component testing, integration testing, covering both functional and non-functional aspects Hands-on experience with Python in testing area Applying best More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Site Reliability Engineer (Equity only 0.5%)

Cardiff, Wales, United Kingdom
JR United Kingdom
committed to making Luupli a success. Role Description : We are seeking an experienced Senior SRE/DevOps Engineer to play a key role in our cloud migration initiative from AWS to Google Cloud Platform (GCP) for our high-traffic social media application. You will be responsible for driving the design, implementation, and operational excellence of our new GCP environment, working … implementing practices like VPC configuration, IAM best practices, and Cloud Armor for protection. Required Qualifications : Experience: 5+ years of experience in DevOps, SRE, or cloud operations. Deep expertise in AWS services and hands-on experience with Google Cloud Platform services (Cloud SQL, GKE, Cloud Functions, Cloud Storage, Cloud CDN, etc.). Containerization & Orchestration: Proficiency with Docker and Kubernetes (preferably GKE More ❯
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Senior System Engineer

Cardiff, South Glamorgan, United Kingdom
Backbase Inc
of experience in a similar role; Bachelor's degree in Computer Science or a related technical field, or equivalent practical experience; Professional proficiency in English, both written and spoken; AWS Certified SysOps Administrator or similar qualification is a plus. Functional/technical skills include: Experience in developing custom solutions for system monitoring, deployments, continuous integration, etc.; Design and/or More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Test Engineer

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
Creditsafe
You’ll be part of an Agile team responsible for a central platform that manages customer provisioning, authentication, entitlement, and auditing—handling millions of daily transactions. We use modern AWS technologies to continually enhance our systems and support the evolution of our product portfolio. The wider QA community at Creditsafe supports all teams by promoting quality practices and intelligent automation … and acceptance testing. Practical experience with Python or JavaScript, especially for test automation. Understanding of the defect lifecycle and how to manage quality feedback loops. Hands-on experience with AWS (including serverless or cloud-native architecture). Experience with data pipelines and test automation within CI/CD pipelines. Familiarity with Azure DevOps and performance testing tools (e.g., JMeter). More ❯
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Senior Test Engineer

Cardiff, South Glamorgan, United Kingdom
Hybrid / WFH Options
Creditsafe
You'll be part of an Agile team responsible for a central platform that manages customer provisioning, authentication, entitlement, and auditing-handling millions of daily transactions. We use modern AWS technologies to continually enhance our systems and support the evolution of our product portfolio. The wider QA community at Creditsafe supports all teams by promoting quality practices and intelligent automation … and acceptance testing. Practical experience with Python or JavaScript, especially for test automation. Understanding of the defect lifecycle and how to manage quality feedback loops. Hands-on experience with AWS (including serverless or cloud-native architecture). Experience with data pipelines and test automation within CI/CD pipelines. Familiarity with Azure DevOps and performance testing tools (e.g., JMeter). More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

- Urgent! Polyglot Fullstack Tech leads Needed – UK-based – Series A Funded Startup – Rapid Gro[...]

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
on experience) Bonus : Up to 15% Pension : Up to 10% Birthday Off Languages: Ruby-on-Rails, Java, Python, C#, VueJs, Typescript/Angular/React Cloud: Amazon Web Services (AWS) Additional Tools & Frameworks: GraphQL, REST APIs, Software Design Patterns – TDD, DDD, Agile methodologies: Scrum and Kanban ? Key Responsibilities ? Full-Stack Development : Design, develop, and maintain complex full-stack applications across … both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps More ❯
Posted:

- Urgent! x8 Polyglot Fullstack Tech Leads Needed – UK-based – Series A Funded Startup – Rapid [...]

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Object-Oriented Design , and a passion for learning and embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C# ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications … across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use More ❯
Posted:

- Urgent! x3 Tech Leads – UK-based – Series A Funded Startup – Rapid Growth – Fully Remote -

Cardiff, Wales, United Kingdom
Hybrid / WFH Options
JR United Kingdom
be taught the rest, Strong object orientated design is a must. Languages : ? Ruby-on-Rails, Java, Python, C#, PHP ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications … across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use More ❯
Posted:

Junior-Intermediate .NET Backend Developer

Cardiff, South Glamorgan, United Kingdom
Hybrid / WFH Options
Navtech, Inc
are responsible for specific services or products. Our solutions help airlines manage safe and high-performance flight operations. Responsibilities: Develop new and maintain existing .NET (C#) code in an AWS cloud environment Contribute to code quality by applying coding best practices, learning about test-first mindsets, and following security standards Actively participate in implementing various types of tests, including unit … following best practices in software engineering Required Skills/Experience: 1+ years of professional experience in software development Recent experience developing software with .NET or .NET Framework, C#, and AWS (or other cloud service providers) Experience writing unit tests, component testing or integration testing Applying best practices to keep code maintainable Hands on experience with ASP.NET Web API Experience working More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Junior Machine Learning Engineer - AI startup

Cardiff, Wales, United Kingdom
JR United Kingdom
maintaining ML pipelines and data pipelines. Proficiency in model deployment techniques (e.g., serving models with REST APIs, gRPC, or via cloud services). Hands-on experience with cloud platforms (AWS, GCP, Azure) for model training and deployment. Deep understanding of MLOps concepts: monitoring, logging, CI/CD for ML, reproducibility. Experience with Docker and container orchestration (e.g., Kubernetes). Preferred More ❯
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Senior Software Engineer, Java, C++

Cardiff, South Glamorgan, United Kingdom
Roku, Inc
multi-threading, and real-time programming Experience with distributed caching, SQL/NO SQL, and other databases is a plus Experience with Big Data and cloud services such as AWS/GCP is a plus Experience in advertising domain a big plus B.S. or M.S. degree in Computer Science, Engineering, or equivalent Self-motivated individual with a high level of More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
AWS
Cardiff
10th Percentile
£41,250
25th Percentile
£46,973
Median
£61,625
75th Percentile
£75,000
90th Percentile
£75,901