1 to 25 of 58 Permanent Senior Software Engineer Jobs in 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 that solve complex real-world problems. This 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 ...

Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) ***This is a hybrid role, 3 days remote and 2 days in the office*** Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background … Solutions Limited does not discriminate in regards to age, gender, national origin, religion or any other basis. An excellent opportunity has arisen for a Senior Software Engineer C++to join a friendly team my client are a well-established exchange (FinTech, Financial Technology) based in the City. ...

Senior Software Engineer London (Hybrid) £90,000 - £100,000 Here at Data Idols, we're working with an innovative technology business that is scaling a cutting-edge AI-powered platform used by enterprise clients globally. As the platform continues to grow, they're looking for a Senior Software Engineer to play a key role in shaping its future architecture, scalability and technical direction. This is an opportunity to join a high-performing engineering team where you'll have genuine influence over architecture, technology decisions, product direction and engineering standards. The Opportunity As a Senior ...

Senior Java Software Engineer - Java Developer, Python, AWS, MySQL, NoSql, REST APIs, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office - Notting Hill) Description for the Senior Java Software Engineer role:- You will be joining a fast-growing, research-driven … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The Java Software engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some ...

Senior Software Engineer/Principal Software Engineer- C++, Python - Financial/Banking. Candidates will have a minimum 8+ years C++ experience and excellent knowledge of Python -coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity. … work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several markets around the world. To be successful in this ...

Senior Software Engineer (Backend)London - Hybrid (3 days in office) Up to £85k + benefits What if the systems you built were used every day by millions of readers around the world? A long-established, AI-driven technology business is hiring a Senior Software Engineer … machine-learning-led products that operate at scale, helping publishers make smarter decisions around content, engagement, and audience growth. This is a hands-on senior role within a strong London-based engineering team, focused on backend systems at the core of the platform. The role Build and evolve backend ...

Senior Software Engineer (ML Systems) Title : Senior Software Engineer (ML Systems) Company : Deep Technology Organisation Location : London Pay : Up to £120,000 Company : A deeply technical organisation is investing heavily in the future of large-scale intelligent systems. They are assembling a small group … exceptional engineers and researchers to tackle some of the most challenging problems at the intersection of software, hardware and performance engineering. The team focuses on understanding how complex distributed systems behave at scale, using measurement, modelling and simulation to guide design decisions long before systems are deployed. ...

Senior Software Engineer London or Manchester (1–2 days per week onsite) Up to £115,000 + benefits Permanent We are looking for a Senior Software Engineer to join a leading Microsoft-focused consultancy delivering modern cloud-native solutions across a range of sectors. … This is an ideal opportunity for a strong engineer who enjoys remaining hands-on while influencing design, mentoring others, and working closely with architects and clients. We're particularly interested in polyglot developers with deep expertise in the Microsoft ecosystem. Strong experience with Azure and .NET/C# ...

Senior Software Engineer Location: London, UK Working Environment: Hybrid (2 days on-site per week) The company is a leading financial data and analytics company and looking to hire a Senior Software Engineer with experience of working on the development of cloud databases. … Design, analysis and implementation of features in the data distribution platform. Ensure system reliability by implementing company and industry best practices. Implement workflow management software to automate operational tasks and optimize the utilisation of infrastructure and applications. Design and implement CI/CD workflows to maintain software quality ...

Time - City of London & Greater London Grade: 3A Reporting Line: Digital Engineering Manager Contract Type: Permanent Location: London/Remote What to expect The Senior Software Engineer is a key member of the Digital team, responsible for contributing to the delivery of functional objectives, always modelling … Post Office behaviours, and demonstrating a Postmaster first mindset. Acting as a trusted advisor, the Software Engineer will share their expertise in web development, demonstrating best practice across Digital delivery. As a Senior Software Engineer, you will play a pivotal role in delivering and supporting ...

Senior Software Engineer (Cloud Infrastructure & DevOps) Location: London (Three days in office, two days wfh) Salary: £80,000 to £100,000 + Bonus My client is seeking a Senior Software Engineer to lead our cloud infrastructure and DevOps practices within the Developers' Team. They … DevOps expert Be one of the leaders in the migration toward microservices and ephemeral architecture Lead in infrastructure as code in sync with our Senior colleagues Establish and maintain CI/CD pipelines for the team's data and application projects, in particular for stg/prod Lead ...

Senior Software Engineer (Cloud Infrastructure & DevOps) Location: London (Three days in office, two days wfh) Salary: £80,000 to £100,000 + Bonus My client is seeking a Senior Software Engineer to lead our cloud infrastructure and DevOps practices within the Developers' Team. They ...

Senior Software Engineer (ML Systems) Title : Senior Software Engineer (ML Systems) Company : Deep Technology Organisation Location : London Pay : Up to £120,000 Company : A deeply technical organisation is investing heavily in the future of large-scale intelligent systems. They are assembling a small group … exceptional engineers and researchers to tackle some of the most challenging problems at the intersection of software, hardware and performance engineering. The team focuses on understanding how complex distributed systems behave at scale, using measurement, modelling and simulation to guide design decisions long before systems are deployed. ...

Title : Senior Software Engineer (Compilers) Company : HPC & AI Location : London (primarily remote) Compensation : Up to £190,000 Company : An advanced HPC R&D firm, looking to expand the UK compiler team. Most of the team are ex-Big-Tech, ex-FAANG or ex-Chip firms. They joined … technical leadership. If you want to work alongside some of the brightest, most enthusiastic people in the industry, this may be worth exploring. Role : Senior Software Engineer position with an emphasis on AI Compiler development. You will be a significant hire and will own much ...

Title : Senior Software Engineer (GPU Drivers) Company : AI Acceleration Location : London (very flexible WFH) Pay : Up to £160,000 + bonus and benefits Company : An advanced HPC R&D firm, looking to expand their GPU Driver team. Most of the team are ex-Big-Tech, ex-FAANG … technical leadership. If you want to work alongside some of the brightest, most enthusiastic people in the industry, this may be worth exploring. Role : Senior Software Engineer position. You will be a significant hire spearheading much of their 2025 development. Much of the team will be built ...

Senior Robotics Software Engineer £65,000 - £90,000 DOE | Remote Company Overview Our client is building advanced AI and autonomy technologies that solve some of the most technically challenging problems in computer vision, robotics and machine learning. Role Overview We are seeking a Senior Robotics Software Engineer to develop, test and deploy software for autonomous and semi-autonomous robotic systems. Working across simulation, control systems, navigation and hardware integration, you will play a key role in delivering robust real-world solutions whilst helping establish engineering best practice across the robotics function. This role ...

Senior Robotics Software Engineer £65,000 - £90,000 DOE | Remote Company Overview Our client is building advanced AI and autonomy technologies that solve some of the most technically challenging problems in computer vision, robotics and machine learning. Role Overview We are seeking a Senior Robotics Software Engineer to develop, test and deploy software for xkybehq autonomous and semi-autonomous robotic syste Ensure all your application information is up to date and in order before applying for this opportunity. Please click on the apply button to read the full job description ...

Senior Software Engineer (React, TS, Node, Postgres, Redis) A well-backed core business systems tech scale-up based in Central London, building AI-powered workforce software for fast-growing businesses. Strong product culture, lean team, and a genuine focus on solving real problems. The Role … senior engineer positions available. You will work across a small, autonomous product squad with no dedicated product manager, engineers and designers share that responsibility collectively. Expect broad scope, high ownership and the ability to ship from day one. These are not squad-specific hires. The expectation is adaptability ...

Senior Software Engineer (React, TS, Node, Postgres, Redis) A well-backed core business systems tech scale-up based in Central London, building AI-powered workforce software for fast-growing businesses. Strong product culture, lean team, and a genuine focus on solving real problems. The Role … senior engineer positions available click apply for full job details ...

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 … 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 ...

seeking a Senior Software Engineer with strong fundamentals and self-management skills to join us at a rapid growth stage and help us serve an ever-increasing customer base. This role is instrumental in expanding the scope and impact of our flagship product … handed a backlog. Salary range Competitive (specific band shared at the introductory call). Qualifications and experience required At least 5 years of production software development experience Demonstrated expertise developing production applications at scale Working knowledge of Elixir and technology stack Solid grounding in test automation and agile engineering ...

Senior Software Engineer Location: UK Remote/Hybrid Salary: up to £80,000 ABOUT THE COMPANY Financial Times' fastest-growing software company in Europe, this is an AI and automation platform — used by thousands of people, every single working day. Founded in 2020, they've grown … engineering team is small enough that your decisions matter, large enough that you're not doing it alone. THE ROLE This is a senior, hands-on engineering role — not a stepping stone to management, though it can be if that's where you want to go. ...

Senior Software Engineer | £800/day Inside IR35 | Contract | London – 3 Days Onsite Industry: Commodity Trading Location: London – 3 Days Onsite Job Type: Contract Our client is a global commodity trading organisation undergoing a major technology transformation focused on AI-driven engineering, operational automation and modernisation … related workflows. This role is suited to engineers who enjoy solving complex technical problems, rebuilding legacy workflows using modern technologies and working across software engineering, cloud infrastructure and AI tooling. What You’ll Be Doing Design and build scalable cloud-native applications and operational tooling. Develop AI and agent ...

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 ...

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 ...