Permanent Senior Software Engineer Jobs in London

76 to 100 of 167 Permanent Senior Software Engineer Jobs in London

Senior Software Engineer

London, United Kingdom
RedCat Digital
Senior Software Engineer – Global FX Company Senior Software Engineer to join one of the fastest growing B2B Fintech in Europe that is providing real solutions for some of the biggest names in the industry around the way they navigate the currency market. You will … talented engineers to build industry-leading products within the FX Risk management domain for a billion-pound company.In this role you will be a senior member of the engineering team, and help to build tools which help to process transactions in the region of billions of pounds for high more »
Salary: £ 80 K
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Senior Software Engineer

London Area, United Kingdom
NP Group
Senior Software Engineer - Linux, Distributed Systems, Cloud, Network Programming Permanent Central London/Hybrid Excellent Salary plus full benefits package including attractive Bonus & Equity Summary: An exciting opportunity to join an ambitious Cloud Technology organisation expanding the UK Engineering Centre as they embark on a significant greenfield … codebase, drive the direction of future product development and collaborate closely together with other leaders in the field. The ideal candidate will be a Senior Software Engineer with a background in Distributed Systems & Linux Systems Engineering and meet some of the following criteria: employed by FAANG companies … and refine tools that power team efficiency - this includes CI/CD, local development setups, build toolchains, and essential infrastructure. Plot the roadmap for software component development, aligning with team priorities and vision. Lead the charge in defining and achieving their technical benchmarks. more »
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Senior Software Engineer

London Area, United Kingdom
Opus Talent Solutions
Attention Python Developers 🐍 I have an exciting new opportunity with a fast-paced growing startup looking for a senior software engineer to join the ranks! Our client is pioneering an inclusive marketplace for connectivity resources, emphasizing robust security measures, to expedite progress by facilitating connectivity. Their cutting … edge software solution, Cell-Stack, consolidates all essential elements for constructing networks and accessing connectivity as needed. We are confident that an accessible marketplace for connectivity resources can democratize dependable network access and inspire inventive applications, broadening network access to emerging industries and individuals in need of reliable connectivity. … are convinced that these core principles are pivotal for nurturing innovation and ultimately, generating positive societal impact. Role Overview I am seeking an experienced Senior Software Developer to lead the development of complex software solutions. As a Senior Software Developer, you will play a critical more »
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Senior Software Engineer - React OR Vue + TypeScript/ Kotlin - £90,000 - Renewable Energy

London Area, United Kingdom
Hybrid / WFH Options
Opus Recruitment Solutions
A leading company in the Renewable Energy space are on the hunt for a Senior Software Engineer to join their highly skilled engineering team! They are a company who are HUGE on innovation and quality engineering and require an experienced set of hands to join their diverse … Engineers really grow & excel. They heavily promote a collaborative, open & team orientated culture that promotes innovation and forward thinking! They are looking for a Senior Software Engineer who comes with a solid engineering background using Vue/TypeScript on the Frontend & Kotlin on the backend. Experience working more »
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Senior Software Engineer - React, Node.js

London Area, United Kingdom
Crowdform
We are seeking an exceptional Senior Software Engineer to join our London office and play a key role in driving the iterative development of our products. The ideal candidate is a talented coder who thrives on continuous improvement and is passionate about delivering high-quality software … field (or equivalent experience). High energy and proactive personality, with a drive to take initiative and drive projects forward. Proven experience as a software engineer, with a strong track record of delivering high-quality, production-ready code. Proficiency in Node.js and React.js and related frameworks. Experience with more »
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Senior Software Engineer

London Area, United Kingdom
5V Video | Certified B Corp™
Senior Software Engineer - Golang/Kotlin London Contract Hybrid Up to £500 per day This is your chance to join a passionate team and shape the future of how users experience entertainment! We're looking for a talented developer to dive deep into the world of streaming … tackle exciting challenges, and leave your mark on a product used by millions. Responsibilities: Design and develop large-scale software tools for a global streaming platform. Contribute to the software and infrastructure architecture of custom-built platforms. Write robust code that undergoes continuous testing, deployment, and cloud/ more »
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Senior Software Engineer (PHP) - Up to £100k

Greater London, England, United Kingdom
Hybrid / WFH Options
Humand Talent
Senior Software Engineer 📍 Hertfordshire 💰 £70k - £100k DOE + Annual Bonus 🏠 2 Days Working From Home If you are passionate about crafting effective solutions and have a commitment to delivering high quality products, I have a great opportunity for you to join a rapidly expanding technology organisation. Become … a part of a Digital Marketing and Technology Agency, that is continuing to grow with a mission to become the best-in-class Software Company. Our client encourages innovation, from feature planning to implementation and deployment. Requirements: 5+ years of Software Engineering experience Proficient in modern PHP Experience more »
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Senior Software Engineer - Apollo Platform

London, United Kingdom
Hybrid / WFH Options
Palantir Technologies
London, United KingdomDev/Full-time/HybridA World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate … missing children, and more.The RoleApollo enables autonomous management and continuous deployment of mission critical software to where it’s needed most. We’re transforming the way organisations around the world deploy software across all environment footprints: from on-premise, to various cloud providers, to disconnected environments (air-gapped … to strict accreditation frameworks, and to the edge. Learn more about Apollo and why it was built!As a Senior Software Engineer on the Apollo platform you will be responsible for delivering on business-critical outcomes through your product contributions to our Apollo offerings. You will develop more »
Salary: £ 70 K
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Senior Software Engineer.

London, United Kingdom
Hybrid / WFH Options
developrec
Senior Full Stack Software EngineerWe are working with a rapidly growing fintech business who due to their continued success are looking to add a Senior Software Engineer to their current team of nine.You will be working on their applications in the financial space which are more »
Salary: £ 80 K
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Senior Software Engineer

London Area, United Kingdom
Understanding Recruitment
Senior Python Developer - Prompt Engineering Salary up to £120k plus Equity and Excellent Benefits Senior Python Developer (Django, ML, AWS) – We are actively seeking a Senior Python Developer to join our $2m seed funded start-up. You will be joining our growing team of multicultural engineers. You … joining a team who embrace TDD, Clean Code and Refactoring in an agile environment. We are passionate about helping our customers exceed expectations. Our Senior Python Developer will be working closely with the CTO and 2 more Senior Developers on our one of a kind AI product. Our … product is designed to assist every role within a software team by simplifying the intricate processes of product engineering. This extends beyond simple code generation to provide a comprehensive, turn-key solution for teams to effectively utilize generative AI from inception to the end of the product lifecycle. We more »
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Senior Software Engineer

London Area, United Kingdom
Durlston Partners
Role: Backend Engineer Salary: £80,000 - £170,000 + Stocks I'm looking to speak with engineers who are excited by the idea of not being stuck at their desk on a day to day basis. This role and client offers a truly unique opportunity to join one of … is very much in research mode, which gives engineers the freedom to try new things and voice their ideas. It gives you as a software engineer the ability to design solutions and implement hem from bottom to top. Ultimately, I'm looking for engineers who are maybe tired more »
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Senior Front End D3 Javascript Software Engineer - Holborn

London, United Kingdom
Nexus Jobs
to 90,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: cv@nexusjobs.comTelephone: 020 7488 6900Job DescriptionSenior Front End D3 Javascript Software Engineer - HolbornOur Client wants to recruit a Senior Front End Software Developer with at least 7 to 10 years expertise of working with more »
Salary: £ 80 K
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Senior C++ Software Engineer

London Area, United Kingdom
The Engage Partnership Recruitment
Senior C++ Developer | 150K | Remote - UK/US Join an incredibly exciting business who are focused on Geospatial data processing and 3D/4D platforms and visualization tools. Candidates with experience in gaming will excel in a role like this - this role is a real life minecraft-esque software … Python experience Databases such as SQLite and PostgreSQL GPU Programming Strong Maths skills Extras: 3D gaming experience ML Experience Knowledge of GIS or spatial software Get in touch with Ella Alcott or apply to find out more. more »
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Senior Software Engineer

London, England, United Kingdom
Ripple Labs
ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. THE WORK: We are looking for Software Engineers who are passionate about solving high-reaching problems in the cross-border payments space. We are passionate about our engineers' growth and place … high degree of accountability and responsibility from Day 1. WHAT YOU’LL DO: Be an ambitious builder, working up and down the stack, mixing software engineering, data engineering, and distributed systems knowledge to build modern enterprise payment applications. Build reliable, high-throughput, low-latency microservices to power flawless cross … border transactions. Participate in the full software development lifecycle by capturing requirements, leveraging sound software design principles, and ensuring operational excellence with unit and integration testing Work with teams across the organization, including product, legal, and business development to think beyond the technical implications of your design decisions more »
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Senior Software Engineer (iOS)

London, United Kingdom
Hybrid / WFH Options
Peanut App
squads. Those are newly formed every 3-4 months so that we don't silo anyone into a specific part of the product or software areas.On top of this, each team member spends every 4th or 5th week tackling smaller tasks, ranging from support issues to bug fixing, maintenance more »
Salary: £ 100 K
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🌳X2 React Software Engineers - London - Flexible Hybrid - £40-70k - Mid to Senior level🌳

London Area, United Kingdom
Hybrid / WFH Options
Areti Group
X2 React Software Engineers - London - Flexible Hybrid - £40-70k - Mid to Senior level🌳 Areti Group have partnered with a rapidly expanding Digital Agency company who are seeking x2 React Software Engineers of various levels of experience - Mid to Senior level - who are working across multiple … using agile methodology and to build backend systems and web applications. You will be working on cutting edge technologies alongside some of the best software engineers in the UK. 🌳Salary - £40k-70k (depending on experience) 🌳Flexible Hybrid - London 🌳Excellent benefits package This application has multiple positions available and we … are accepting Senior and Mid-level candidates. Essential Requirements: Strong knowledge of React . Vanilla Javascript (including ES6+) Redux React Router Tanstack Next.js React Query React Native TypeScript Mobile-first development and responsive design Desirable Requirements: An understanding of accessibility and the importance of semantic markup Experience balancing technical more »
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Senior Software Engineer

Central London, London, United Kingdom
Hybrid / WFH Options
TMW Unlimited
through the adoption of a Composable MACH (Microservices, API-first, Cloud-native, Headless) architecture. We have a new opportunity for an enthusiastic and experienced Senior Backend Engineer. Youll be passionate about leveraging the principles of Composable MACH architecture to design, develop, and maintain robust backend systems that blow peoples … using modern programming languages and frameworks such as C#, Node.js, Python, or Go. Write clean, maintainable, and well-documented code following coding standards and software development best practices. Perform code reviews, ensuring quality and maintainability and provide constructive feedback, and mentor junior engineers to foster a culture of continuous … understanding for best development practices and ensure all team members follow these guidelines. Can tackle the whole cycle of designing, building, testing, and deploying software and contribute to increasing automation. Have a good understanding of the AWS/Azure toolbox, leveraging services and cloud design patterns in a micro more »
Employment Type: Permanent, Work From Home
Salary: £70,000
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Senior Software Engineer

City Of London, England, United Kingdom
Burns Sheehan
Senior Software Engineer – Contract | ClimateTech | Typescript and GraphQL London Office – Very flexible remote policy Up to £700 per day (Outside IR35) Typescript | GraphQL | AWS Senior Software Engineer – We have been exclusively engaged by a leading ClimateTech business to find them a contract Senior Software Engineer who will join their App Platform team to provide deep expertise of APIs, specifically using Typescript and GraphQL. They are a Data company who analyse and process very complex and varied data sets. The App Platform team are responsible for the APIs which take the … useful insights on the front end. The App Platform team have been working on migrating the APIs from REST to GraphQL and, as a Senior Software Engineer, you will help in the definition, refinement and evolution of the API design to ensure the data is efficiently exposed more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Formula Recruitment
Senior Software Engineer Type: Permanent Location: Central London - mostly remote with infrequent onsite visits Salary: Up to £100,000 + Bonus A unique start-up innovating in the automation space is in search of a Senior Software Engineer with strong frontend expertise to play … team. They specialise in creating innovative & automated solution to help revolutionise cross-border logistics and the tech team is at the "cutting edge" of software engineering. As a Senior Software Engineer, you'll contribute hands-on while helping to ensure this newly formed team is aligned … of autonomy given in this role and you'll be give the opportunity to impact product architecture & engineering best practices - working closely with the senior engineering leadership team. Desired Skills & requirements as a Senior Software Engineer: Typescript & Angular (React/Vue experience with an openness to more »
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Senior Software Engineer

London, United Kingdom
Hybrid / WFH Options
Understanding Recruitment
your desire to make a positive impact on the world? Are you a Full Stack Developer with experience in Java/Kotlin and React? Senior Software Engineer - Solving Real-World ProblemsSalary - up to 90,000 + sharesRemote working - approx. 1 day per fortnight in officeHaving worked with … this fantastic HealthTech scale-up for some time, they are now on the hunt for Senior Software Engineers who have fullstack experience (Java or Kotlin on the backend, and React on the frontend) to join their forward-thinking, friendly team.They are on a mission to solve the staffing … and healthcare industry, so you will have the opportunity to solve real-world issues for the better using modern and innovative tech!As a Senior Software Engineer, you must have experience in the following:Java, or ideally, KotlinReactHave worked for a product-focused companyExperienced in a start more »
Salary: £ 80 K
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
SoCode Recruitment
Title: Senior Software Engineer Package: Up to £0,000 + benefits Location: Hybrid (London, UK) Is this your next move? Building machine learning products used by blue chip companies worldwide. Working in a scale-up environment surrounded by like-minded and passionate engineers. Shipping software products … experts and is proven to be adding value to their clients by saving them time and money. We are looking for mid-level or senior software engineers who are skilled in both TypeScript and NodeJS. This could be somebody who is looking to step up into a senior software engineering role or somebody that is already established and operating as a senior software engineer - what is important is the attitude and ambition to keep learning. You will have the opportunity to take the lead on complex projects throughout the entire software development more »
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Senior Software Engineer

London Area, United Kingdom
Harrington Starr
Senior Software Engineer The company We have an opportunity for a Senior Software Engineer to join a Fintech scale-up as they embark on their next phase of their growth journey. They are quickly becoming known as market leader and are taking the market … track your career and they are paying top end salaries and bonuses to attract the best talent available. This role would suit mid to senior software engineers who are interested in breaking into the Fintech and taking their career to the next level. Today, they have 4 office … playing a pivotal role in shaping their structure and functionality. Offer mentorship and support to junior colleagues, actively cultivating a culture of excellence in software engineering practices. Advance your professional journey in an environment where your input is valued and your impact is significant. What you will need Excellent more »
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Senior Software Engineer

London Area, United Kingdom
Xpertise Recruitment
Role: Software Engineer/Senior Software Engineer Salary : Circa 70k + Bonus (Up to 20%) Benefits: 10% pension, Private Medical + much more Our client, a global Insurance client in London, are building out their innovation team (Greenfield projects) and looking for a Mid-Senior Full Stack Software Engineer Why would you be interested? Greenfield projects in an exciting innovation team Get to use a range of different tech Able to be self sufficient but also with support from other teams Opportunity to explore AI and ML Small collaborative team Good progression … of any JavaScript language (Typescript, React, Angular and/or htmx) Experience of any Python frameworks – Flask, FastAPI or similar Good understanding of agile software engineering practices, methods and tools (BDD/TDD etc) Appetite for continual experimentation & learning Any Cloud experience (AWS or Azure or GCP) Nice to more »
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Senior Software Engineer

London, United Kingdom
Eames Consulting Group
Senior Software Engineer75k + Bonus + Competitive PensionLondon/HybridA leading London Insurance company are currently expanding their technical capacity and are looking for a Senior Software Engineer to join their team.The world of Tech within Insurance is not standing still and this role is … key for someone who is looking to keep up with new trends.You will play a pivotal role in designing, developing, and maintaining cutting-edge software solutions. You will collaborate with cross-functional teams to create robust, scalable, and efficient systems that drive our business forward. This role demands a … deep understanding of software development principles, a passion for technology, and a commitment to continuous learning and improvement.Key Responsibilities:Design, develop, and maintain complex software solutions.Collaborate with product managers, designers, and other engineers to deliver high-quality products.Utilize frontend technologies such as HTMX, React, or Angular to create more »
Salary: £ 70 K
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Senior C# Software Engineer - Hedge Fund

London, England, United Kingdom
Hybrid / WFH Options
Client Server
Senior C# Software Engineer/Developer WFH/London to £120k Would you like to take ownership, make the technical decisions and remain hands-on with code? You could be joining a small, specialist Hedge Fund with £1 billion under management. As a Senior C# Software Engineer you'll collaborate with business users to build the solutions they need, working end-to-end across the full development lifecycle. Typically, you'll be analysing the current monolith systems, making strategic technology recommendations for improvements and helping to deliver a long term strategic project to re … engineer the data analytics platform using modern technologies such as .Net Core, microservices and distributed systems engineering. Location/WFH Policy: You'll join a small group of accomplished entrepreneurs with flexibility to work from home most of the time, meeting up with the team in North London on more »
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Senior Software Engineer
London
10th Percentile
£65,000
25th Percentile
£77,500
Median
£92,500
75th Percentile
£110,000
90th Percentile
£148,750