12 platform engineer jobs found in London

Senior Java/React Full Stack Developer Location: London or Newcastle, UK (Hybrid - ~1 day per week in office / onsite) Contract: Contract - 6 months with view to extend Day Rate: £550–£600 per day - Outside IR35 About Appvia Appvia is a specialist cloud, platform, and solutions engineering consultancy. We work with organisations to improve software quality, reliability, and delivery outcomes through modern engineering and testing practices. Our teams focus on reducing risk in complex systems by improving automated testing, architectural clarity, and developer feedback loops.   About the Role We are seeking a consultative Senior Software Developer in Test with hands-on experience in React and Java to join Appvia as a hands-on testing and quality engineering consultant. This role is centred on modernising automated test strategies for Java/React-based applications, moving away from brittle, heavyweight end-to-end testing...

Contract Senior Software Engineer with DevOps Contract Senior Software Engineer with Devops experience.   We currently have an urgent opening for a Contract Senior Software Engineer with Devops experience to join us ASAP. This is a hybrid position with 2 days onsite in London, ideally you will be able to start before the end of January.   In addition to having strong Fullstack Development skills (this is a hands on coding position) it is imperative that you can demonstrate a solid track record with the following:   Terraform AWS Kubernetes Secure enterprise platform development exp Account and user policies CI/CD Pipeline Development    

Waracle is a world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation.   We work with ambitious clients to help them solve their biggest business and customer challenges. We help our clients to innovate and create intelligent digital products and services. We thrive on complex challenges and deliver business-critical IT transformation projects, moving seamlessly from strategy, design and delivery to operations.   We are seeking an exceptional contract Lead Automation QA with strong mobile experience to provide expert technical leadership and drive high-standard quality outcomes.   This role is available on a short term contract basis (Inside IR35) and based hybrid from any Waracle office (Dundee, Edinburgh, Glasgow, London).   This is a pivotal engagement for a highly experienced professional who embodies technical mastery and...

Opticore IT are currently searching for a DevOps Engineer to focus on GCP /AWS and to actively participate in diverse projects encompassing the entire lifecycle of deploying a GCP landing zone and constructing services on top of it. You will actively participate in projects that encompass the entire lifecycle of deploying a GCP landing zone, ensuring its design, implementation, and maintenance aligned with the needs of the development teams.   You'll join our excelling team in one of our Financial Services clients on an initial 6 month contract InsideIR35 with the prosepct of extenstion, based on site 1 day a week in the Central London.   What you'll be doing: Actively participate in diverse projects encompassing the entire lifecycle of deploying a GCP landing zone and constructing services on top of it. Actively participate in projects that encompass the entire lifecycle of deploying a GCP landing zone, ensuring its design,...

Senior Java/React Full Stack Developer Location: London or Newcastle, UK (Hybrid - ~1 day per week in office / onsite) Contract: Contract - 6 months with view to extend Day Rate: £550 - £600 per day - Outside IR35 About Appvia Appvia is a specialist cloud, platform, and solutions engineering consultancy. We help organisations modernise software systems, improve developer productivity, and adopt cloud-native practices that enable long-term, sustainable delivery. Our software engineering work focuses on modern application development, domain-driven design, and improving delivery outcomes through better architecture, testing, and developer experience. About the Role We are looking for a Senior Java/React Full Stack Developer to join Appvia on a contract basis, working as a hands-on engineering consultant within our Solutions Engineering team. This role is focused on modernising large, complex software systems, reducing technical debt, and improving...

We are looking for a Lead Full-Stack Engineer to take technical ownership across backend and frontend development, shaping high-quality, scalable solutions and setting engineering standards for the team. This role combines hands-on delivery with technical leadership, mentoring, and close collaboration with product and platform teams. You will work across modern backend services built in Kotlin, rich frontend applications using React and Next.js with TypeScript, and cloud-native infrastructure on Azure or AWS.   This is an initial 6 month contract (outside iR35) that requires you onsite in London Paddington 3 days a week.   Key Responsibilities Lead the design and development of full-stack solutions, balancing backend robustness with high-quality user experiences Build and maintain backend services using Kotlin, following clean architecture and best practices Develop modern, performant frontends using React, Next.js, and TypeScript Take...

Company Description At Telefónica Tech (part of the Telefónica Group) we believe in building a better world through secure digital enablement, focusing on empowering organisations through every stage of their digital journey, and solving their most complex business challenges with our comprehensive suite of technology solutions across Data & AI, Cyber Security, Cloud, Business Applications, and Modern Workplace. Job Description 3–6 Month Contract | Inside IR35 | London (Hybrid) Telefónica Tech is seeking an experienced QA Engineer with a strong background in data quality and test automation to support a high-profile programme for our Customer. This role focuses on assuring complex data pipelines and cloud-based platforms, ensuring accuracy, reliability, and regulatory compliance across end-to-end data workflows. You will work closely with data engineers, developers, and business analysts to embed quality at every stage of delivery,...

EXL (NASDAQ: EXLS) is a global data and artificial intelligence (AI) company that offers services and solutions to reinvent client business models, drive better outcomes and unlock growth with speed. EXL harnesses the power of data, AI, and deep industry knowledge to transform businesses, including the world’s leading corporations in industries including insurance, healthcare, banking and financial services, media and retail, among others. EXL was founded in 1999 with the core values of innovation, collaboration, excellence, integrity and respect.   We are headquartered in New York and have more than 60,000 employees spanning six continents. For more information, visit www.exlservice.com.   Role: SAS SME (Subject Matter Expert) BU/Segment: Banking / Analytics Location: Milton Keynes (Hybrid – 3–4 days per week onsite) OR London-based (Hybrid – 4-5 days per week onsite) Employment Type: 7-month contract (Umbrella...

Position Summary   Samsung Research UK (SRUK) is seeking exceptional and highly motivated Senior ML Research Engineer to join our growing AI team in Staines-upon-Thames. We are at the forefront of developing innovative technologies for future Samsung devices and services, and this role offers a unique opportunity to shape the next generation of mobile experiences. You will be instrumental in translating cutting-edge research into real-world impact, working on challenges that demand both creative problem-solving and robust engineering practices. This is a chance to contribute to a dynamic team, pushing the boundaries of what’s possible in AI for mobile, and to see your contributions deployed to millions of users worldwide. We encourage applications from individuals with a strong academic background and proven expertise in the development of complex audio and speech-related applications. You will have the opportunity to expand your expertise within a challenging...

Position Summary   Samsung Research UK (SRUK) is seeking exceptional and highly motivated Senior ML Research Engineer to join our growing AI team in Staines-upon-Thames. We are at the forefront of developing innovative technologies for future Samsung devices and services, and this role offers a unique opportunity to shape the next generation of mobile experiences. You will be instrumental in translating cutting-edge research into real-world impact, working on challenges that demand both creative problem-solving and robust engineering practices. This is a chance to contribute to a dynamic team, pushing the boundaries of what’s possible in AI for mobile, and to see your contributions deployed to millions of users worldwide. We encourage applications from individuals with a strong academic background and proven expertise in the development of complex audio and speech-related applications. You will have the opportunity to expand your expertise within a challenging...

Position Summary   Samsung Research UK (SRUK) is seeking exceptional and highly motivated Senior Research Engineer to join our growing AI team in Staines-upon-Thames. We are at the forefront of developing innovative technologies for future Samsung devices and services, and this role offers a unique opportunity to shape the next generation of mobile experiences. You will be instrumental in translating cutting-edge research into real-world impact, working on challenges that demand both creative problem-solving and robust engineering practices. This is a chance to join a dynamic team that is pushing the boundaries of what’s possible with on-device AI, bringing advanced deep learning, LLMs, and VLMs onto real mobile and edge platforms. You will see your work shipped in production and running in the hands of real users. We welcome applications from individuals with strong experience in building and deploying complex machine learning systems, and offer the opportunity...

EXL (NASDAQ: EXLS) is a global data and artificial intelligence (AI) company that offers services and solutions to reinvent client business models, drive better outcomes and unlock growth with speed. EXL harnesses the power of data, AI, and deep industry knowledge to transform businesses, including the world’s leading corporations in industries including insurance, healthcare, banking and financial services, media and retail, among others. EXL was founded in 1999 with the core values of innovation, collaboration, excellence, integrity and respect.   We are headquartered in New York and have more than 60,000 employees spanning six continents. For more information, visit www.exlservice.com.   Role: SAS SME (Subject Matter Expert) BU/Segment: Banking / Analytics Location: Milton Keynes (Hybrid – 3–4 days per week onsite) OR London-based (Hybrid – 4-5 days per week onsite) Employment Type: 7-month contract (Umbrella...