351 to 375 of 448 Senior Platform Engineer Jobs in the UK

Moody's Corporation seeks a senior software engineer to design and deliver scalable AI platforms and backend systems in a production environment. You will personally contribute high-quality code while guiding architectural direction for AI-powered products and services. You will build and optimize scalable backend services, data ...

Octopus Energy Group is seeking a Senior Software Engineer to join as a founding member of our new AI team. You will help move beyond ad-hoc AI experiments and build a scalable AI capability from the ground up, collaborating with Software Engineering, Operations, Services, and Finance ...

looking for a Platform/DevOps engineer to own our infrastructure as code, CI/CD pipelines, and multi-cloud reliability. You’ll work across Terraform, Prometheus, Grafana, and Python to keep services fast, auditable, and secure for enterprise customers. You’ll join a small, fast-moving team … building the V7 Go platform and collaborating with research and product teams to deliver scalable AI workflows. AWS multi-region experience preferred, cloud flexibility essential. #J-18808-Ljbffr ...

maintain CI/CD pipelines, GitOps workflows, and environment configurations to ensure repeatable and reliable deployments. Support running systems by monitoring health, diagnosing platform and infrastructure issues and resolving deployment failures. Work closely with integration engineers, customers and modelling engineers. Support and maintain existing simulation and training systems … including observability (metrics, logs, tracing), incident response, and root cause analysis. What We Are Looking For: This is not a pure cloud or greenfield platform role. You will be working across cloud-native services, legacy systems, and integrated simulation environments, ensuring they operate reliably as a single platform. Strong ...

Zilch, a leading payment tech company in the UK, is seeking a Platform Engineer. You will manage and maintain technology infrastructure for our software and analytics platforms, ensuring optimal performance and security. The ideal candidate should have over 4 years of experience with SQL databases, Kubernetes, and AWS systems. ...

Aveni is recruiting a Senior Software Engineer to build production-grade AI-enabled workflows for UK financial services. You’ll design, implement, and scale policy-enforcement, safety controls, and agentic systems with a focus on reliability and compliance. Join a remote-first UK team, collaborate with AI Platform ...

United Kingdom seeks a Senior AI Engineer to shape architecture, drive scalable AI platforms, and lead evaluation and governance of production AI systems. You will design reusable abstractions, mentor engineers, and partner with research, product, and localization teams to deliver reliable, secure AI capabilities across the business. This … role is a senior individual contributor with responsibility for prioritizing work, setting technical direction, and collaborating with #J-18808-Ljbffr ...

Marks & Spencer Plc is seeking a Senior Software Engineer for the Identity Platform. You will design and evolve secure authentication and identity services used by millions of customers and colleagues, owning features end-to-end from design to production. This role focuses on cloud-native backend systems ...

Hireful is seeking a Senior Azure Cloud Engineer to lead a cloud transformation and elevate a multi-tenant SaaS platform on Azure. You will architect, build, and operate secure, automated cloud infrastructure to support 100+ production customers globally. This hybrid role in Milton Keynes offers 2 days ...

forever. Join us in building Payments for the Next Billion. Your Mission Own NALA's cloud foundation end-to-end, then architect the shared platform layer that unlocks velocity across both our B2B and B2C products. You'll be the bus-factor fix for our infrastructure, the builder … response and reliability practices to minimise downtime and improve system performance. Partner closely with product and engineering teams to support new services, migrations and platform improvements across the business. Strengthen our security posture by implementing best practices across networking, access controls, secrets management and production environments. Continuously improve ...

Capgemini Invent seeks an AI Platform Engineering Senior Consultant to design, build, and operate AI infrastructure for enterprise AI workloads. You’ll work across hybrid and multi-cloud environments, delivering GPU-accelerated compute, model serving, and MLOps tooling while guiding clients through transformations. You will lead architecture reviews ...

Defence and National Security sector. The require you to hit the ground running, you'll need proven experience driving technical direction and setting platform strategy, a hands-on background managing production environments, and a genuine love of tinkering and building incrementally. Familiarity with DevOps tooling and cloud platforms ...

Elsevier is seeking a Senior Software Engineer to contribute to the Enterprise API Platform. You will participate in design discussions, develop test driven code, pair with teammates, mentor juniors and support the existing API Platforms. It aims to provide a good developer experience for API users both inside ...

practises. Eager to learn and committed to personal and professional growth. Strong enthusiasm for enhancing developer experience, coupled with a keen interest in Platform Engineering as a field. Previous experience in the fintech sector is considered an advantage. #J-18808-Ljbffr ...

Ellison Institute of Technology (EIT) is building a cloud and compute foundation to enable scientific breakthroughs. The role focuses on delivering secure platforms, self-service guardrails, and scalable infrastructure to accelerate experimentation and results. You ...

Tesco UK is seeking a Senior iOS Engineer to evolve the Digital Design System (DDS) for iOS, building reusable components with strong APIs, accessibility, and release discipline. You’ll work across Tesco’s digital estate with design, accessibility, product engineering and DDS peers to ensure consistent, scalable experiences. ...

JPMorgan Chase & Co. invites a Senior iOS Engineer to join the Personal Investing Engineering team in London. You will design, build, and maintain the iOS SDLC toolchain, collaborating across squads to deliver reliable and secure software that supports investors and trading platforms. You will mentor engineers, drive automation ...

Partner Company in Canada is seeking a Senior Software Engineer - CI/CD to design and operate large-scale CI/CD platforms. You will own critical delivery infrastructure with GitHub Actions, Jenkins, Kubernetes environments, and GitOps workflows, collaborating across distributed teams to improve platform reliability … developer productivity. The role focuses on automation, platform modernization, observability, and self-service tooling to accelerate software delivery while maintaining strong #J-18808-Ljbffr ...

Our client is a UK digital technology and software consultancy. Join our client and Shape the Future We're problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether we ...

Generative Group is seeking a Senior Software Engineer, AI Platform in London to design and build the foundational systems behind the company’s simulation and data-generation platform. This is a backend, systems and infrastructure-focused role, offering significant ownership in an early-stage, fast-moving environment. ...

renewable energy assets. About the role: As part of our mission to drive smarter energy decisions, we are building a production-grade, governed platform that empowers our teams to deploy AI-enabled tools, agents, and data products safely and at scale. Sitting within the Systems and Data/Transformation … team, you will turn existing platform architectures, governance specs, and prototype patterns into production-grade infrastructure. You’ll work alongside our Tech and Transformation Lead, data engineers, application builders, and business stakeholders across Finance, Asset Management, and Fund Operations. This is not a general DevOps or blank-page architecture ...

Addepar, a leading wealth-tech firm in the UK, seeks a Senior AI Engineer to lead the design, delivery, and scaling of AI-native products across the platform. You will architect core AI capabilities, including LLMs, vector stores, and agentic frameworks, ensuring robust production systems and high velocity ...

Leonardo UK, based at one of our UK sites, seeks a Senior Application Engineer to deliver, maintain, and improve platform and systems engineering solutions underpinning critical defence and public services. You will configure SIEM/EDR tooling, work within an agile team, mentor engineers, and ensure secure ...

Moon Intelligence is seeking a Senior Software Engineer to own the backend & infrastructure. You will work on AWS-based production systems, balancing cloud infra responsibilities with hands-on software development in Java/Spring Boot or Python. The role offers a hybrid/remote model with potential London ...

Moneybox is building a new AI Deployment team to deliver on a company-wide AI Platforms strategy. You will be a forward-deployed senior engineer focusing on deploying AI safely and producing production-grade Python across the modern AI stack, including orchestration, RAG, guardrails, and cost optimization. ...