Lead the EMEA Solutions Engineering team for Wise Platform, working with REST APIs (RESTful design, OpenAPI, OAuth2) and microservices architecture. The team helps top-tier banks and tech companies integrate Wise’s international finance products via their public API, providing post-sale technical consulting. You will build and mentor a high-performing technical delivery team, defining goals aligned with Wise Platform’s objectives.

You'll build GTM systems using HubSpot, DealHub, Gong, Clay, APIs, webhooks, Python, JS, SQL, and AI tools (ChatGPT, Claude, Copilot, Gemini, Notion AI). This role designs end-to-end systems—from lead enrichment and routing to quote-to-cash—for Monta’s EV charging platform, including prototyping AI agent workflows.

You will build scalable server-side logic using JavaScript, TypeScript, and Node.js in a microservices architecture on AWS with Kubernetes, Terraform, Kafka, and Snowflake. You will join the MMH team within the Martech domain, which orchestrates campaign delivery across email, push notifications, and personalised content for all Sainsbury’s Group brands. The team includes 7 engineers.

Develop backend services using Node.js, Python, Java, C#, PHP, and Ruby on Rails, with databases including MySQL,

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.

As a Senior Java Engineer, you will work with Java, Oracle, Hadoop, Elasticsearch, and LLMs (Llama, ChatGPT) to re-architect a tier-one bank's capital markets workflow engine, integrating AI to scale from hundreds to thousands of concurrent users handling massive daily transaction volumes.

You will work with AWS, Azure, GCP, Terraform, Kubernetes, GitOps tooling, service mesh, cloud networking, and event-driven architecture. This role supports a public sector project building multi-cloud infrastructure and reusable platform capabilities.

State Street★3.4 (3k)· London

Work with FIX, Web Services (SOAP), VBA/SQL, and AI technologies. The role sits within State Street's GlobalLink suite, which provides FX electronic trading platforms (FX Connect, Currenex) for execution, workflow automation, and post-trade processing. As an Integration Analyst (AVP), you implement FIX-based workflow solutions for buy and sell-side clients.

Boston Consulting Group★4.2 (537)· London

Uses Tableau, Claude, and ChatGPT for recruitment analytics and insights. Leads global reporting and strategy for BCG X, the tech unit of Boston Consulting Group, a management consulting firm, to improve hiring and operational excellence. Team scope is not stated.

You will build and operate a Kubernetes platform on Azure using Terraform, GitOps, service mesh, and observability tools like Grafana and OpenTelemetry. The platform underpins AI and automation services for a large-scale enterprise, supporting multiple engineering teams. This is a hands-on role covering infrastructure as code, CI/CD, networking, and platform reliability.

Use Tableau, Claude, and ChatGPT to build dashboards, analyse data, and drive recruitment insights. As BCG X's Global TA Strategy and Analytics Manager, you own recruitment reporting and lead strategic programmes that enhance hiring quality and operational excellence across the function.

Senior Software Engineer designs and maintains backend services and APIs using Java, Python, and Node.js, working with microservices and Spring Boot. The role involves building REST, GraphQL, and SOAP APIs, using relational and NoSQL databases (MySQL, PostgreSQL, Oracle, Redis), and performing cloud-native development in AWS environments. This position supports financial systems and integrations within the leading global business aviation company, Vista.

You will work with tools including ChatGPT Enterprise, Claude, NotebookLM, Microsoft 365 Copilot, Box AI, Power Automate, AI Agents, LLMs, and AI Workflows. As an AI Training Lead, you design and deliver engaging AI programmes for individuals, SMEs, and global enterprises, turning complex concepts into accessible learning.

Build and support scalable enterprise integrations using Workato, APIs, webhooks, REST, SOAP, GraphQL, OAuth, JSON, XML, SQL, JavaScript, Python, and Workato formulas. Integrations span finance, HR, CRM, document management, and analytics platforms. No team size specified.

Wise★3.5 (42)· London

Build backend

Deliveroo★3.3 (1.5k)· London

Work with Kubernetes, AWS, Terraform, Go/Python, and CI/CD tools like GitHub Actions. Join the Infrastructure team within Core Engineering to build and operate the foundational compute and cloud platform that enables engineering teams across Wolt, Deliveroo, and DoorDash to develop and ship software at scale.

This Staff Solutions Engineer role involves using Docker, Kubernetes, NGINX, HTTP, AWS, Postgres, Cassandra, and Linux to support Kong’s API Management & Connectivity solutions. The engineer leads the technical sale cycle with Enterprise & Strategic accounts, handling demos, proof-of-concepts, and customer onboarding.

Cognizant★3.8 (17k)· London

Work with ServiceNow modules (ITSM, ITOM, ITAM, HRSD, CSM, GRC, SecOps, App Engine), integrations (REST, SOAP, APIs, MID Servers), scripting (JavaScript, Glide, Flow Designer), CMDB, CSDM, and telecom OSS/BSS systems using TM Forum Open APIs. Architect ServiceNow solutions for telecommunications, defining platform roadmaps and leading cross-module implementations to align with OSS/BSS needs and enterprise governance.

You will evaluate, rank, and refine AI-generated code across Python, JavaScript/TypeScript, Java, C++, Go, and Rust. The role involves assessing code for correctness, efficiency, readability, and security, identifying bugs and anti-patterns, and providing structured feedback to improve AI coding assistants.

You'll build backend services powering Happl's AI-driven employee benefits platform using Go and TypeScript, working with REST APIs, PostgreSQL, and cloud infrastructure. The role focuses on designing scalable systems for benefits, allowances, payments, and reporting across a global customer base. You'll collaborate with product and frontend teams to ship end-to-end features while improving reliability, security, and observability.

You will work with Docker, Kubernetes, NGINX, HTTP, AWS, Postgres, Cassandra, Linux, DevOps/CI/CD pipelines, and API Gateway or Service Mesh. As a Solutions Engineer, you support field sales by leading technical sale cycles for Kong’s API Management & Connectivity solutions. The company builds Kong Konnect, a unified API and AI platform for securing and managing APIs and AI models.

IFS★3.8 (14)· London

You will work with Go, React/Next.js, Kafka/RedPanda, PostgreSQL, Kubernetes (AKS), Terraform/Crossplane, GitOps, CI/CD pipelines, and Backstage/Port/Cortex. You own the Internal Developer Platform (IDP) vision, roadmap, and execution, building golden paths and self-service scaffolding to improve developer experience for NGA and IFS product teams building AI-native enterprise software.

Work with HubSpot CRM, DealHub, and other revenue systems, administering integrations and building process automation. Support Monta's EV charging platform as a GTM/Sales Operations Engineer on the Revenue Operations team.

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.

Apple★4.1 (14k)· London

Work with Kubernetes (GKE/EKS), GCP/AWS, Java, Swift, Python, or TypeScript, Nginx, Envoy, Prometheus, Docker, Terraform, Pulumi, and CI/CD pipelines. The SRE team supports Private Cloud Compute (PCC), Apple's privacy-preserving cloud intelligence platform, ensuring availability and automation of critical systems.