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Senior Software Engineer - AI United Kingdom Jobs

10 Job Offers

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Senior Software Engineer, AI Training - UK
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Remote contract Senior Software Engineer role evaluating AI coding agents like Codex and Claude Code. Requires senior-level TypeScript/Python experience and strong English for written feedback. $100-$200/hour, 10-20 hrs/week.
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G2i Inc.
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Senior Software Engineer, AI Agents
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IFS
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Senior Software Engineer - AI Solutions
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United Kingdom, London (GB)
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Octopus Energy
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Senior Software Engineer, Applied AI (United Kingdom)
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132000.00 - 170000.00 GBP / Year
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Justworks
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Senior Software Engineer - AI Enablement Finance
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Kraken Digital Asset Exchange
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Senior Software Engineer - AI Enablement Compliance
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Kraken Digital Asset Exchange
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Senior Software Engineer - AI Enablement HR
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Kraken Digital Asset Exchange
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Senior Software Engineer - AI Solutions
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United Kingdom, London (GB)
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Octopus Energy
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Senior AI Software Engineer
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Vodafone
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Principal AI Software Engineer, Senior Vice President
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Principal AI Software Engineer, SVP role in London. Architect scalable backend systems for advanced AI tools, leveraging expert Python, FastAPI, and Generative AI frameworks like LangChain. Requires deep ML knowledge and full lifecycle ownership. C++ expertise is a bonus. Benefits include 27+ day...
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Citi
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About the Senior Software Engineer - AI role

Senior Software Engineer - AI Jobs: A Comprehensive Career Overview

The role of a Senior Software Engineer represents a pinnacle of technical expertise and leadership within the software development lifecycle. Professionals in these positions are entrusted with the end-to-end design, architecture, and implementation of complex, scalable software systems. Far beyond basic coding, this senior role involves making critical decisions that define a product's technical foundation, performance, and long-term maintainability. For those exploring senior software engineer jobs, it's crucial to understand the blend of deep technical prowess, strategic thinking, and collaborative leadership that defines the career.

Typically, senior software engineers own significant components or entire applications. Common responsibilities include architecting robust system designs, selecting appropriate technologies and frameworks, and writing high-quality, production-ready code. They are deeply involved in the full stack, often developing both backend services and APIs as well as frontend interfaces. A key duty is ensuring scalability and reliability; they optimize performance, conduct rigorous code reviews, and establish engineering best practices. Furthermore, they frequently integrate various services, databases, and third-party platforms, and are responsible for the deployment and operational aspects of the software, often working closely with DevOps principles and cloud infrastructure.

Leadership and mentorship are hallmarks of the position. Senior engineers guide and upskill junior and mid-level developers, lead technical discussions, and translate business requirements into actionable technical plans. They collaborate extensively with cross-functional teams, including product managers, designers, and quality assurance, to deliver cohesive user experiences. Problem-solving is at their core, as they diagnose and resolve intricate technical challenges and proactively address potential system bottlenecks or security concerns.

The typical skill set for these jobs is extensive. Proficiency in multiple programming languages (such as Python, Java, JavaScript/TypeScript, C#) and modern frameworks (like React, Node.js, .NET) is expected. A strong grasp of system design principles, API design (REST, GraphQL), and both SQL and NoSQL databases is mandatory. Experience with cloud platforms (AWS, Azure, GCP), containerization (Docker, Kubernetes), and CI/CD pipelines is now standard. Equally important are the soft skills: excellent communication, the ability to articulate complex ideas to non-technical stakeholders, and a commitment to continuous learning in a rapidly evolving field. Most senior software engineer jobs require a bachelor's degree in computer science or a related field, coupled with 5+ years of progressive hands-on development experience, demonstrating a track record of shipping and maintaining significant software projects.