Wise★3.5 (42)· London

Lead a growing Solutions Engineering team in EMEA, providing technical consulting and product guidance to top-tier banks integrating Wise’s international finance products via REST API. Work with RESTful design, OpenAPI, OAuth2, and microservice architecture to architect integrations and influence the product roadmap.

Checkout.com★3.8 (15)· London

Senior Engineering Manager leading the Disputes team, which builds tools, services, and machine learning models to help merchants manage and win chargeback disputes at scale. The team owns a full stack centered on .NET / C#, React and TypeScript front ends, Python-based ML, and event-driven microservice architectures.

You will work with Linux, AWS, Docker, Kubernetes, CI/CD pipelines, Python, Bash, and monitoring tools like Datadog, Prometheus, CloudWatch, or ELK. You will support and maintain the critical research and trading infrastructure for a quantitative hedge fund, acting as first-line support for platform-related issues.

Bloom and Wild★2.6 (5)· London

You will work with AWS, Terraform, Ruby, Python, React, GitHub Actions, and Datadog. The 60+ person Tech team builds software for Bloom & Wild’s direct-to-consumer flower and gifting business, including online shops, warehouses, and delivery logistics. You will split time between embedded work in domain squads and central Platform work building shared tools and automation.

NiCE★3.4 (30)· London

You'll work with Python, Go, Java, C#, Bash, PowerShell, AWS (EC2, ECS, Lambda, DynamoDB), CloudFormation, Terraform, Jenkins, GitLab CI/CD, CircleCI, Docker, Kubernetes, Prometheus, Grafana, ELK stack, Cloudwatch, and optionally Grafana Observability Suite, Splunk, Datadog, PagerDuty, Rundeck, Ansible, Puppet, Chef. As an individual contributor, you'll run production, improve reliability, and support multiple large distributed software applications for NiCE, a provider of customer experience, financial crime, and public safety software.

Work with AWS, Kubernetes, Docker, Terraform, CloudFormation, Python, Go, Jenkins, GitLab CI/CD, Prometheus, and Grafana. You will run production environments, build and automate infrastructure, and improve reliability for NICE’s suite of distributed software solutions.

Design, build, and operate secure Azure cloud infrastructure using Terraform, Azure DevOps, Git, and scripting (PowerShell, Bash, Python). The role supports a reinsurance organisation’s global expansion in 2026, focusing on networking, deployment automation, and enterprise standards.

You will work with AWS, Kubernetes, Python, Go or Node.js, CI/CD tools, and OpenTelemetry or Datadog. The role involves platform engineering and DevOps, focusing on cloud-native architectures, automation, and observability.

Support engineers at Writer use Python, AWS/GCP, SDKs, SSO/SCIM, Jira, Grafana, Datadog, and RESTful APIs to debug production issues and build automated diagnostic tools. They serve as Tier 2 support for enterprise customers building AI agents on Writer’s platform, collaborating with Customer Success, Product, and Engineering.

JPMorgan★3.9 (20k)· London

Works with AWS, Python, Grafana, Dynatrace, Prometheus, Datadog, Splunk, Jenkins, GitLab, Terraform, ECS, Kubernetes, and Docker. As a lead on the Infrastructure Platforms team, you improve reliability and stability of applications/platforms, conduct resiliency design reviews, and mentor engineers.

This role works with Java, React.js, Generative AI, Docker/Kubernetes, Terraform/CloudFormation, MQ, and monitoring tools like Datadog/AppDynamics/Dynatrace. The listing does not describe a specific team, product, or project.

Wise★3.5 (42)· London

Build backend

Work with AWS networking services (VPC, Transit Gateway, Direct Connect, WAFv2, Firewall Manager, Route 53, ALB, NLB), automating via CloudFormation and scripting with Shell/Python. You'll design and manage secure, scalable AWS network architectures for client infrastructure projects within Cognizant's Cloud, Infrastructure & Security Services Practice.

STINT★3.6 (65)via Jack & Jill· London

Build and maintain core systems using Python (Django), Go, Flutter, GraphQL, PostgreSQL on AWS/EKS with DataDog and GitLab. You’ll join a cross-functional product pod powering Stint’s platform that combines a flexible student workforce with AI for hospitality brands.

State Street★3.4 (3k)· London

You will work with ReactJS, NextJS, TypeScript, NodeJS, Java, Spring Boot, Docker, and AWS to build cloud-native microservices. The role involves modernizing legacy platforms and developing enterprise-scale applications for a financial services firm. You will also mentor junior developers.

Cognizant★3.8 (17k)· London

You will implement and manage AWS networking services (VPC, Transit Gateway, Direct Connect, WAFv2) and automate configurations using CloudFormation and Shell/Python scripting, with monitoring via CloudWatch and Datadog. This role is within Cognizant’s Cloud, Infrastructure & Security Services Practice, which delivers end-to-end enterprise infrastructure solutions.

Wipro★3.8 (17k)· London

Lead design and build-out of a managed container environment, migrating existing VM-based infrastructure (likely Kube, an internal Kubernetes/EKS cluster); work with Docker, Terraform, Ansible, RHEL, Bash, Python, and tooling like Prometheus, Grafana. The team at Wipro manages EMEIA cloud infrastructure and internal system connectivity.

You will work with Azure (AI Foundry, AI Search, Cosmos DB, API Management, observability), Langfuse, Datadog, LiteLLM, MCP gateways, contemporary AI models, agent harnesses (Claude Code, Codex, GitHub Copilot), OpenTelemetry, LangChain, LangGraph, and Azure document-processing services. The team builds and experiments with AI agents and retrieval-augmented generation (RAG) systems at LSEG, a global financial markets infrastructure and data company. The role is at the Manager career stage.

Lead cloud operations and infrastructure strategy, overseeing enterprise cloud environments across Azure, AWS, and GCP. Drive IaC adoption with Terraform, Bicep, ARM Templates, or CloudFormation; manage Kubernetes, Docker, and CI/CD pipelines via Azure DevOps, GitHub Actions, GitLab CI/CD, or Jenkins. Guide a team of cloud engineers, DevOps, and infrastructure specialists.

Own the build, test, and CI flows for the DX-1 accelerator’s software stack (compiler, runtime, simulator, framework integration) using Python, a systems language, containers, Linux, AWS, and metrics stores like Prometheus/Grafana or Datadog. You will manage heterogeneous CI runner fleets and scarce hardware-in-the-loop test resources for a team that includes compiler, runtime, simulator, and modelling engineers.

Netbuilder★3.0 (1)· London

Full-stack developers use Java, Spring Boot, React, TypeScript, Oracle, MySQL, Git, Jenkins, Spinnaker, Docker, and Kubernetes to build, enhance, and support scalable web applications, APIs, and enterprise platforms for NETbuilder, a digital solutions provider.

LSEG★3.7 (402)· London

Work with Azure (AI Foundry, AI Search, Cosmos DB, APIM, observability), Langfuse, Datadog, RAG, vector databases, LiteLLM, MCP, contemporary AI models, Claude Code, Codex, GitHub Copilot, OpenTelemetry, LangChain/LangGraph, and Azure AI Document Intelligence. The role is within LSEG, a global financial markets infrastructure and data business. This is

You will work with Python, C#, JavaScript, or Go, and use Gen AI tools like LangGraph, CrewAI, and Hugging Face, alongside ML frameworks such as PyTorch. Sitting in a cross-functional team with product, data, and platform engineers, you will design, build, deploy, and monitor AI systems that scale across the business.

Dynatrace★4.2 (100)· London

You will evangelize Dynatrace's telemetry pipeline using Bindplane, OpenTelemetry, Fluentd, Logstash, Fluent Bit, event-streaming (Kafka, Kinesis, Pub/Sub) and cloud-native ecosystems (AWS, Azure, GCP, Kubernetes). The role drives adoption of Dynatrace's AI-powered observability and security platform, advising on data routing and analytics. You will partner with Global Sales and Customer Success teams in a specialist pre-sales capacity.

You will build and scale White Circle's ecosystem partnerships across AI, cloud, infrastructure, and consulting. The company provides an AI safety platform that uses natural-language policies to test and enforce AI model behavior, and fine-tunes its own LLMs. You will work with the Head of Revenue to source, negotiate, and close partnerships driving revenue and distribution.