1 to 25 of 55 Software Engineering Jobs in the City of London

Senior Software Engineer A fantastic opportunity for a Senior Software Engineer to join a world-class technology company developing advanced AI-driven software solutions. Working within an exceptional engineering environment, you will play a key role in designing, building and enhancing highly sophisticated software platforms … organisation is known for attracting some of the brightest technical minds in the industry and places a strong emphasis on both academic excellence and engineering capability. Location: Cambridge or London (minimum 2 days per week in the office) Salary: £75,000 - £80,000 per annum + 15% bonus + ...

capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities. This is a Principal Software Engineering position at Vice President level, which is part of the job family responsible for developing and maintaining software solutions that support … domain modelling, integration patterns, resilience, observability, and operational robustness, ensuring the platform is fit for 24/7 global production use. Work across multiple software engineering teams to drive consistency in engineering standards, development practices, and delivery execution while enabling teams to build in parallel without fragmentation. ...

Senior Account Executive to join a growing technology and digital transformation business that partners with enterprise and mid-market customers across AI, cloud, data, software engineering and platform transformation. This role would suit someone who has sold technology services, consulting, cloud, CRM, digital transformation or enterprise software … ecosystem contacts to identify joint opportunities Creating and progressing cross-referral opportunities with technology partners Selling consulting, cloud, data, AI, CRM, digital transformation or software engineering services Managing sales cycles from discovery through to proposal, negotiation and close Working closely with presales, technical and delivery teams to shape ...

Engineering Manager | Python | AI Platform & Data Engineering Location: London (Hybrid - 1-2 Days Per Week) Salary: Up to £140,000 + Bonus + Benefits We're working with a rapidly growing technology business that is making significant investment into the platforms, APIs and data infrastructure that will underpin … future AI capabilities. As part of this journey, they're looking for an Engineering Manager to build and lead a brand-new engineering function focused on developing scalable Python services, API architecture, and large-scale data integrations that enable AI products across the organisation. This ...

Software Developer Location: London minimum of 3 days a week (for the 1st month it is expected they will be in 5 days, dependent on project ) Length: 12 months Salary: £48,000 per annum ***CANDIDATES MUST BE UK NATIONALS AND ELIGIBLE FOR SC CLEARANCE*** Role Overview We are seeking … Developer with strong expertise in Java and Web Technologies to design, develop, and support enterprise-grade applications. The role involves working across the full software development lifecycle, building scalable solutions using the Java/JEE stack, and contributing to modern, secure, and high-performing systems. You will play ...

work in the UK. Unfortunately, visa sponsorship is not available. We're partnering with a growing technology consultancy that is expanding its cloud engineering capability across the UK. As part of this growth, we're looking to speak with AWS Cloud Engineers across a range of seniority levels, from … level engineers through to experienced senior professionals, who are passionate about cloud-native development, automation, and modern software engineering practices. This is an opportunity to join a collaborative engineering environment where you'll work on large-scale cloud platforms, serverless architectures, and business-critical applications while helping ...

Lead AI Engineer to join a growing technology team delivering enterprise-scale AI solutions across modern cloud platforms. This is a hands-on engineering role with leadership responsibility, focused on building and scaling AI-powered products and services using Generative AI, Agentic AI, and modern AI engineering practices. … work closely with engineering, platform, data, and product teams to design, develop, and deploy production-grade AI capabilities within a fast-paced delivery environment. This is primarily an internal-facing engineering role, so strong technical capability and collaboration skills are more important than consulting or client-facing experience. ...

Head of Software Engineering Native AI & Agentic Workflows, React, C#, AWS Lead. Elevate. Ship. Outstanding opportunity to join a cloud native, product centric SaaS business thats modernising at pace, investing heavily in engineering excellence (native AI & agentic workflows) , and giving leaders the autonomy to shape the build … while working with talented people who genuinely care about doing things the right way. What youll be doing: Reporting directly to the VP of Engineering, youll take ownership of an engineering group made up primarily of contract resource (c.1020 engineers) . Youll set the tone for a high ...

Asset & Wealth Management - Engineering Manager, Marcus Mobile - Vice President - London Job Description Overview We are seeking an experienced Engineering Manager to lead a team of software engineers responsible for delivering mobile technology solutions that support critical business capabilities across the firm. The successful candidate will combine strong … technical leadership with people management, delivery execution, and stakeholder engagement. They will work closely with engineering teams, product partners, and business stakeholders to drive the development of secure, scalable, and high-quality mobile applications. Responsibilities Engineering Leadership Lead and develop a team of software engineers through coaching ...

Backend Software Engineer/Developer (Rust Low Latency HFT) London/WFH to £160k+ Do you have expertise with backend, low latency software engineering? You could be progressing your career in a senior, hands-on Backend Software Engineer role at a hugely profitable High Frequency Trading … firm that specialise in crypto markets and earning substantial bonuses. As a Backend Software Engineer you will design and develop high throughput backend services for microsecond real-time risk, pricing, trading engines and market making systems, working across the full software development lifecycle using Rust. You'll collaborate ...

opportunity to work on meaningful data platforms that support large-scale transformation programmes, helping organisations unlock value from their data through robust engineering, cloud technologies, and modern DataOps practices. The Role As a Data Engineer, you will work closely with clients, data architects, analysts, and engineers to design, build … maintain scalable data pipelines and platforms. You will apply software engineering and DataOps principles to develop high-quality data solutions, ensuring data is available, reliable, and accessible for analytics and operational use. This role requires strong technical capability combined with the ability to understand business needs and translate ...

What You'll Be Doing - Provide technical leadership across AI-enabled software and DevOps engineering teams - Set architectural direction for API-first design, system integration, and platform enablement for AI - Lead the evolution of legacy or existing applications towards modern, service-based and API-driven architectures - Define … solutions meet appropriate standards for security, resilience, performance, and operability - Anticipate and manage architectural and operational risks associated with AI-enabled systems - Champion strong engineering practices across software development, DevOps, and platform engineering Your Experience To succeed in this role, you will bring: - A strong background ...

banking group. This is a unique opportunity to join a small, dynamic team within a leading financial services institution as they evolve their digital engineering capabilities. You will play a pivotal role in building the secure, scalable foundations that underpin critical banking services, transitioning from traditional cloud functions into … bespoke cloud and AI solutions, primarily focusing on Azure while expanding into Oracle Cloud and AWS. You will be the bridge between platforms and software engineering, applying rigorous discipline to deliver automated, sustainable patterns that meet complex regulatory and security standards. Your Key Responsibilities Design & Deliver: Architect ...

agentic AI systems using trusted data sources Creating, testing and refining prompts, workflows and AI configurations to maximise accuracy and performance Applying solid software engineering practices including API development, version control, CI/CD and automated testing Monitoring and optimising AI systems in production, ensuring performance, cost control … standards Developing proof-of-concepts to support decision-making and future investment Experience Required Proven experience delivering AI-enabled solutions into production environments Strong software engineering background, particularly with Python and cloud technologies Experience working with large language models (LLMs) and AI-driven systems Track record of working ...

between £850- £1200 per day depending on experience. This is an opportunity to work on a high-profile target-state investment platform, helping drive engineering modernisation, cloud adoption, and scalable analytics capabilities within a fast-paced financial environment. You will play a key role in the design, development … enhancement of enterprise-grade investment and credit trading technology solutions. The role combines hands-on engineering with modern cloud-native delivery practices, automation, and AI-assisted software development approaches Responsibilities include: * Develop and enhance full-stack applications supporting investment and trading workflows * Build and optimise cloud-based data ...

Software Engineer (AI & Full Stack) - Senior Consultant Salary: £60,000 - £70,000 pa + £4,000 Bonus plus benefits, perks and healthcare options Base locations: London, Manchester, Newcastle or Glasgow Job Type: Permanent | Hybrid (2 days per week) | Occasional travel to client site Overview: We're looking … Software Engineer with strong frontend and backend development skills and experience with various GenAI frameworks to join a growing team delivering innovative AI-powered solutions for enterprise clients. This is an opportunity to work at the intersection of modern software engineering and Generative AI, building intelligent applications ...

Software Engineer - Up to £160,000 - London Title : Software Engineer Company : AI Startup Location : London Pay : Up to £160,000 Additional: Very strong stock options Company : A recently funded AI start up, spun out from an elite academic institution are looking to grow their software engineering … features with direct impact on customer value Work with product and ML teams to help translate abstract and complex concepts into concrete software Own key architectural decisions Continually make incremental improvements to their systems Help the team scale by mentoring junior team members Play a significant role ...

looking for a Lead Software Engineer for a public sector organisation based in London, Manchester, Birmingham, Cardiff or the North East (hybrid) on an initial 12-month contract, paying up to £750 per day (Inside IR35, Umbrella). There is an expectation to attend the office … week across one of the listed locations. The successful Lead Software Engineer will lead the design, development, and delivery of scalable, secure software solutions within a government-focused environment, contributing to services that support the regulation of controlled goods and exports. Working across four Agile squads ...

Software Engineer - Up to £160,000 - London Title : Software Engineer Company : AI Startup Location : London Pay : Up to £160,000 Additional : Very strong stock options Company : A recently funded AI start up, spun out from an elite academic institution are looking to grow their software engineering … features with direct impact on customer value Work with product and ML teams to help translate abstract and complex concepts into concrete software Own key architectural decisions Continually make incremental improvements to their systems Help the team scale by mentoring junior team members Play a significant role ...

data and AI consultancy, operating at the forefront of complex digital transformation programmes, is seeking Senior Consulting Engineers to join its growing Forward Deployed Engineering team. This organisation partners with major public and private sector clients to solve highly complex operational challenges through advanced data platforms, AI integration … modern engineering practices. The environment combines the pace and ownership of a product engineering culture with the impact and variety of consulting delivery. This is an opportunity to work directly alongside end users and stakeholders, designing and deploying real-world solutions that drive operational decision-making at scale. ...

technology products across Mercer businesses. You will be the hands-on Tech Lead for a small UK-based team working closely with an India engineering pod, owning technical direction, delivery, and day-to-day engineering leadership. The role requires strong domain partnership (risk advisory/consulting stakeholders) alongside … pragmatic software engineering and architecture judgment. We will count on you to: Lead end-to-end delivery of CAT products (e.g., Concierge an agentic AI workflow tool, Prism a Mercer knowledge fabric for scheme data, and similar initiatives), from problem framing and design through build, release, and support. ...

client is a high-performing market-maker & liquidity provider. The business is expanding its London engineering team due to continued commercial growth and increasing demand across its trading operations. This role involves working on their flagship Options Trading Platform. This is an opportunity to join a fast-moving, technology … environment where software engineering sits directly alongside trading, quant research and market-facing strategy. The successful candidate will work on sophisticated electronic trading systems, helping to build and improve platforms that operate in highly volatile, 24/7 markets where latency, reliability and quality of execution are critical. ...

Graduate Software Engineer (55,000 - 75,000) We're partnered with a talent-dense specialist consultancy based out of Newcastle that are looking to grow its Software Engineering team. They're a spin-out of a major hedge fund, and specialise in delivering on projects which require … percentile software engineers. You'll be joining a team with Ex-Jump Trading , Rokos and CME Engineers . The company were founded in 2024, and has a brand new office in the heart of Newcastle. They primarily serve the finance and defence sectors in the UK, both of which ...

Senior AI Automation Engineer Please read the below high-level overview of this role first before getting in touch We are building AI engineering capability within our internal tax technology function. This is a hands-on Senior AI Automation Engineer role focused on designing, building and deploying production-grade … agents, automated workflows and scalable integrations used directly by internal business teams. This role would suit someone who can combine strong Python engineering with practical AI/LLM application experience, Azure cloud capability and enterprise integration skills. If this sounds like a good match for you, contact Lorenz Pasch ...

Principal Software Engineer We are looking for a highly experienced Principal Software Engineer with strong backend engineering expertise and a passion for scalable distributed systems. You will play a key role in shaping architecture, engineering standards, and technical direction across the platform. Join a fast-growing … Banking SaaS provider building next generation core banking technology. We are looking for Principal Software Engineers with experience in Node.js/TypeScript/JavaScript, .NET/C#, or Java. You will work directly on customer problems, understand the business context and own solutions end-to-end. From concept ...