ServiceNow Architect using CSM, ITSM, ITOM, CMDB, TNI, IntegrationHub, JavaScript, Flow Designer, and TMF APIs to design and configure telecom BSS/OSS/Network solutions. The role leads ServiceNow implementation and integration for a consulting practice transforming telecom operator operations.

You'll work with GA4, Google Merchant Center, and Excel/Google Sheets, with Python, JavaScript, PHP, or HTML also beneficial. As the autonomous SEO lead for Karen Millen, you'll drive organic traffic, optimize on- and off-page elements, and spearhead AI Optimisation (AIO) and Generative Engine Optimisation (GEO) strategies for the brand's website.

You will work with n8n, GPT, Claude, Gemini, and other LLMs, using APIs, webhooks, SQL, Python, and JavaScript to build production-ready AI agents and automations. Geomiq operates a digital manufacturing platform connecting engineers with global partners, and you will automate workflows across Sales, Operations, Supply Chain, Finance, and Product teams as their first dedicated AI builder.

Google★4.3 (6.2k)· London

Works with Python, Go, Java, C++, SQL/NoSQL, APIs, HTTP, LLM APIs, vector databases, Docker, Linux. As a Customer Engineer on Google Cloud, builds rapid prototypes and demos for customers during pre-sales, supporting technical validation for AI-native solutions.

You’ll work hands-on with React, JavaScript, Python, GCP, Terraform, Git, and AI/ML tooling. As part of ace, you’ll own the build-out and enterprise adoption of a leading global hedge fund’s in-house automated testing platform, with full-stack development, CI/CD, and governance. You’ll mentor a small QA function transitioning from manual testing.

You will build a bespoke blockchain from scratch using Rust, C++, CUDA, Solidity, TypeScript, React, and Node.js. Arena Entertainment builds digital entertainment platforms including MetaWin and WOW Vegas, and is creating a new blockchain for gaming and DeFi.

Senior UI Software Engineer role at Citi building trading GUIs for the Foreign Exchange business, covering full development lifecycle with technical leadership. You will use TypeScript, React, JavaScript, HTML5/CSS, FDC3, REST/WebSocket APIs, Kafka/Solace/Tibco, and CI/CD tools like Jenkins, with desktop container experience in Chromium/Electron/OpenFin.

You will work with Python, Git, GitHub/GitLab, automated testing, and a Unix-based OS like Ubuntu. As part of the RegTech team, you will build regulatory reporting, compliance, and financial risk solutions for Tier 1 banks.

The role covers hybrid cloud engineering across on-premises and cloud, using Microsoft 365 (Exchange Online, Teams, SharePoint, OneDrive, Intune), Entra ID, Active Directory, Azure/AWS, PowerShell, Terraform, VPNs, ExpressRoute/Direct Connect, DNS, and firewalls. Bestway Group is a diversified multinational family-owned business spanning wholesale, pharmacy, real estate, cement, and banking. No team size is stated.

FDM Group★2.9 (270)· London

Supporting a Market Risk and regulatory reporting platform, the role uses Quartz, Autosys, or Control M for scheduling, Splunk, Grafana, AppDynamics, and Bob Monitor for observability, and Linux/Unix, Python, Shell scripting, and Ansible for automation.

You will work with C++ and Python on Linux, building and enhancing components for algorithmic trading and data management systems at a leading systematic trading firm. The role involves developing bespoke tooling for Traders & Researchers, leveraging real-time systems and high-performance computing.

This role involves working with Selenium, Java, UFT, SQL, Azure DevOps, ALM, and CREST settlement systems, including CREST, SWIFT, and ISO15022/ISO20022 messaging. You will define testing strategies and execute automated and manual tests for complex post-trade and securities settlement platforms. The position is within an Agile delivery team in the financial services sector.

You will work with modern C++17/20, networking (TCP/UDP), concurrency, multithreading, Linux, and optionally kernel bypass techniques (AF_XDP, DPDK) and C# code generation. The role involves building ultra-low-latency, high-performance trading infrastructure for a crypto trading and investments firm.

You will use Python, JavaScript, Microsoft 365, Power Platform (Power Apps, Power Automate), and APIs to design, build, and enhance internal applications, automations, and AI-powered solutions. This role supports a technology-led company investing in AI and automation by developing internal tools that improve business efficiency and productivity.

Trainees will learn Linux, Git, Docker, CI/CD, AWS, Azure, Google Cloud, and scripting for automation, container orchestration, and IaC. They will build CI/CD pipelines, deploy to cloud environments, manage containers, and implement monitoring and logging. No prior DevOps experience is required.

Mid-level Software Engineer role using Python, Git, GitHub/GitLab, TDD, unit/automated testing, Unix, and agile frameworks. You will work on Suade’s regtech SaaS platform that automates regulatory reporting, compliance, and financial risk solutions for Tier 1 banks.

Work with Python, SQL, JavaScript/TypeScript, NumPy, Pandas/Polars, visualization libraries, and deep learning frameworks (PyTorch, JAX, or TensorFlow) to design and deploy full-stack data-driven applications and machine learning solutions. You will be embedded with Arsenal's Men’s First Team Analysis department, building tools that directly support coaching and analysis workflows.

Senior Java Developer using Java, multithreading, concurrency, data structures, algorithms, and Linux internals. The role is within a global consultancy delivering software engineering and transformation projects, primarily for banking and financial services.

Junior Frontend Engineer role at Fortex, within Valton Sport Agency, working with HTML, CSS, JavaScript, and modern frameworks like React or Next.js. The team of designers, engineers, and strategists builds digital products, interfaces, and brand identities for clients. The role includes mentorship from senior engineers and work on real client projects.

VueJS 3, JavaScript (ES6), HTML5, CSS3 (SASS), RESTful APIs, GIT, Azure DevOps (CI/CD), Jest, Cypress/Playwright. Build and maintain modern web applications, developing reusable UI components and ensuring responsive, accessible, performant frontends.

Full Stack Developer role using C#, .NET, JavaScript, and Umbraco for an established luxury travel company. The work involves a major transformation programme building web-based tools to automate operational tasks, improve pricing accuracy and management information, plus website enhancements.

C++ and Linux are used to build low-latency microservices for a data infrastructure that processes, stores and delivers large-scale datasets for quantitative research and trading. The team collaborates with quantitative researchers, data engineers and software engineers to create scalable, resilient systems.

You'll work with JavaScript, Java, .Net, or Python; version control (e.g., Git, Mercurial); CI/CD tools (e.g., Jenkins, TeamCity); and automated testing frameworks. The team collaboratively designs and builds proof-of-concept or production systems.

You will work with React, modern JavaScript/TypeScript, and APIs. As part of a fintech engineering team, you'll build data-intensive platforms that support business-critical workflows, taking ownership of features from design to deployment.

You’ll work with Python, Docker, CI/CD, AWS or Azure, SQL, Linux, Bash, Git/GitHub, and optionally Streamlit, Rust/C/C++ or React. You’ll join the Internal Tools team at an AI scale‑up building the systems that deploy, operate and scale its flagship AI product for data‑centre energy efficiency.