You will use .NET C#, LINQ, MS SQL, Entity Framework, GIT, REST APIs, Docker, and Agile methodologies to design, build, and debug web and mobile applications. You will join the TransPerfect TechOps team, which delivers the company's GlobalLink platform and related client interfaces.

You'll work with TypeScript, Python, Playwright, Cypress, WebdriverIO, Node.js, Docker, and GitHub Actions/GitLab CI to build and maintain test automation frameworks and CI pipelines for Connected TV devices. You'll join FX Digital's Quality Engineering team, taking ownership of automation platform pieces and mentoring junior engineers—no prior TV experience required.

Meta★4.0 (1.1k)· London

Business Support Engineer supporting Meta's Business Agent, an AI platform helping businesses boost productivity. Work with Python, PHP/Hack, JavaScript/React, REST APIs, SQL, PyTorch, Llama and other LLMs, plus cloud infrastructure (Kubernetes, Docker). Provide engineering support, troubleshoot distributed systems, and build AI solutions from prototype to production.

You'll work with Java, Python, JavaScript and Agile methods to design, build and test software. The Engineering Platforms team delivers a modern software development tools chain for engineers across NatWest Group.

Build backend databases in SQL Server and Azure, build machine-learning models in Azure, Microsoft Fabric and Alteryx, and develop front-end apps using Python, SQL, C#/.NET and JavaScript for the SMDAM Private Markets team. The role drives private credit data infrastructure end-to-end, extracting insights from text to power deal-sourcing and monitoring across the entire private credit lifecycle.

Work with AWS, Docker, Kubernetes, CI/CD pipelines, infrastructure-as-code, and Python/Go/Ruby/JavaScript. You will support Digital Engagement products and help build the AI Platform at SBS, a global fintech partner for banks and financial institutions.

You will work with Java, SpringBoot microservices, Linux, OpenShift, Gradle, Git, CI/CD, and Docker/Podman. The Technology Application Strategy team builds productivity and tooling solutions to streamline workflows for Citi’s global developer community.

You will use Python, REST APIs, and cloud platforms such as AWS, Kubernetes, Docker, and Helm. As part of the Risk team at a tech-driven quantitative investment manager, you will build and deliver solutions for Risk Management and Trading desks.

A paid DevOps Engineer traineeship covers Linux, Git, CI/CD, Docker, cloud platforms (AWS, Azure, Google Cloud), IaC, scripting, and monitoring through practical projects like building pipelines and managing containers. It targets aspiring DevOps professionals, with no prior experience required.

You'll work with Python, FastAPI, TypeScript, React, and GCP to design services, data models, and APIs. Electric Twin builds a behavioral simulation platform that creates "digital twins" of populations to predict human behavior, already used by major organizations. You'll join a high-caliber team of 17, owning complex systems from design to deployment.

Research Engineer role at Electric Twin, a London AI company building LLM-powered synthetic populations for behavioral prediction, using technologies like chain-of-thought prompting, RAG architectures, multi-agent tool use, Python, and FastAPI. You'll design memory systems and decision-making frameworks within the Science team, running experiments to validate agent behavior against real-world data.

Work with Vue.js, React, or Angular, JavaScript, HTML/CSS, and Figma. You will implement features and build reusable UI components for TransPerfect's TechOps team, which delivers workflow tools and client interfaces for the GlobalLink platform.

You'll build end-to-end features for &Dine's food marketplace using Vue.js/Nuxt.js, Node.js, TypeScript, MySQL, Docker, and AWS. The platform connects independent Makers with customers seeking handmade food. You'll be part of a lean engineering team of four, owning from design to deployment and mentoring junior engineers.

The role involves developing Salesforce Lightning and Force.com solutions using Apex, SOQL, and JavaScript, with object-oriented programming in Java or C#. Git, Jira, IntelliJ, CI/CD, and Salesforce REST APIs are also mentioned. The position is with Hackajob Ltd, but the listing gives no details on the product or team.

Lead, coach, and mentor engineers using Java and JavaScript frameworks. The client is a healthcare provider building modern, scalable products to deliver world-class patient experiences across the UK as part of a digital transformation.

Build full-stack products from scratch using TypeScript, React, Node.js, Python, JavaScript, SQL/NoSQL databases, Google Cloud, and AI/ML/LLM tooling. The ITO builds proprietary AI infrastructure, consumer/enterprise digital products, and the data/intelligence layer for Steven.com's creator-economy operating system. You will work directly with the VP of Engineering and product leaders on features and strategy.

You will work with Python, SQL, Pandas, Snowflake, Elasticsearch, Docker, Kubernetes, Airflow, Spark, and Apache Kafka to build and maintain thousands of data ingestion pipelines and monitoring platforms. These systems feed investment decisions and model the fund’s view of the financial world.

You will use Azure Databricks, Azure Data Factory, Azure Data Lake Storage Gen2, and Azure SQL/PostgreSQL; develop in Python, Scala, and SQL; and work with Spark, CI/CD, Git, and Docker to build data pipelines. These solutions support HR and employee lifecycle processes within the company.

Senior Quality Engineers will build AI Agents, test frameworks, CI tooling and helpers using LLMs and AI tooling, working with GitHub Actions and observability (Datadog, Sentry, Grafana) across an AI-assisted testing function. The team defines Lendable's test pyramid, improves E2E automation, and partners with product and engineering to shift quality left across credit products.

You'll work with AI agents, LLMs, test frameworks, CI tooling (GitHub Actions), and observability stacks (Datadog, Sentry, Grafana) to automate quality across Lendable's fintech credit products. The role enables cross-functional product teams to maintain high quality through hands-on coding, AI-assisted test authoring, and shift-left practices.

Glasswall★0.0· London

Lead a small team of DevSecOps and Software Assurance Engineers, owning product security posture, threat modelling, and security tooling (SAST, DAST, SCA). Drive DevSecOps strategy, embed security into the SDLC, and champion agentic AI adoption using tools like Claude Code or CoPilot. This is a hands-on leadership role at a file protection company, reporting to the CTO.

Glasswall★0.0· London

You'll work with C++, C#, Python, Assembly, and tools like static/dynamic analyzers, debuggers, disassemblers, detonation chambers, and agentic AI. As a Senior Security Researcher on a small team, you'll investigate threats to Glasswall's Content Disarm and Reconstruction technology through vulnerability research, penetration testing, and malware analysis.

Glasswall★0.0· London

Work with Python, PyTorch, Scikit-learn, Hugging Face, Git, CI/CD, and MLOps tools to build, tune, and optimize machine learning, deep learning, and generative AI models. You will design LLM-powered systems (RAG pipelines, fine-tuning, agentic AI architectures) and production-grade pipelines within the Applied AI team at Glasswall. This hands-on role includes providing technical guidance and mentoring to mid-level and junior engineers.

Fitch Group★4.5 (4)· London

You’ll work with Kubernetes, Docker, AWS, Azure, Datadog, GitHub Actions CI/CD, AWS Bedrock/SageMaker, and script in Python, PowerShell, or Bash. The role embeds within Fitch

Tech Lead role using Java, Kotlin, Python, JavaScript/TypeScript, Spring, and Node.js to build cloud-based digital banking solutions. The consultancy helps clients build, launch, and run digital banks. You lead a team of engineers, contributing to system architecture, coding, and strategic decisions.