Permanent Senior Software Engineer Jobs in London

26 to 50 of 173 Permanent Senior Software Engineer Jobs in London

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
Hybrid / WFH Options
Tata Consultancy Services
Role: Senior Software Engineer (PIM) Job Type: Permanent Location: London, UK (Hybrid) Ready to utilise your skills in PIM (Product Information Management) & Java, JavaScript, STIBO PDX system? Are you passionate about data modelling, workflows, integration end point setup, configuration setup, user privileges setup and entities? We have … an exciting role for you as a Senior Software Engineer! Careers at TCS: It means more TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people … high customer visibility. Get an opportunity to work on the latest technologies which will require to upskill/cross-skill. The Role As a Senior Software Engineer , you will play a key role in driving our ambition to create a best-in-class software engineering team more »
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Senior Python Software Engineer AWS Iceberg Data Finance London

London, United Kingdom
Hybrid / WFH Options
Joseph Harry Ltd
Senior Python Software Engineer (Architecture Programmer Developer Java Python Software Engineer Data Enterprise Engineering Developer Programmer AWS Python Athena Glue Airflow Ignite JavaScript Agile Pandas NumPy SciPy Spark Dremio Snowflake Apache Iceburg Iceberg Arrow DBT gRPC protobuf TypeScript Finance Trading Front Office Investment Banking Asset … Fixed Income Equities Commodities Derivatives Hedge Fund) required by my asset management client in London. You MUST have the following: Advanced ability as a Senior Python Software Engineer/Technical Lead/Solutions Architect/Principal Engineer Good design and architecture ability Java Apache Iceberg Agile … Front Office finance AWS Glue Dremio Snowflake Spark, Airflow, Apache Iceberg, Arrow, DBT Buy-side asset management (hedge fund, asset manager, investment management) Role: Senior Python Software Engineer (Architecture Programmer Developer Java Python Software Engineer Data Enterprise Engineering Developer Programmer AWS Python Athena Glue Airflow more »
Employment Type: Permanent
Salary: GBP Annual
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Senior C# DEVELOPER .NET -SENIOR SOFTWARE ENGINEER -Senior Developer

EC3R, Fenchurch Street, Greater London, United Kingdom
Hybrid / WFH Options
Clarity Resourcing
Senior C# DEVELOPER .NET -Back Office Systems London Excellent circa £111,000 + excellent bonus, super pension scheme. Part-Remote/Hybrid Clarity Resourcing is currently looking for a Senior Developer or Senior Software Engineer for the prestigious & highly successful client in London. Must be … located in & eligible to work in the UK and commutable to Liverpool Street. Genuinely superb opportunity for a hands-on Senior Developer or Senior Software Engineer to work in a tight-knit team of eight. Super small company with an enviable work-culture. Part remote, core … require the following skills and experience: Key Skills: Expert level C# in Azure environment Strong SQL and stored procedures/triggers Excellent knowledge of software engineering design principles & concepts Experience of developing and running applications in Microsoft Azure Experience of ASP.NET MVC framework, HTML, JavaScript Strong object-oriented development more »
Employment Type: Permanent
Salary: £100000 - £111000/annum good bonus, pension, health, gym e
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Senior Software Engineer- South West London/Hybrid

South West London, London, United Kingdom
Hybrid / WFH Options
Oscar Associates (UK) Limited
Senior Software Engineer (.NET C#, Winforms) -South-West London- up to £65k + company benefits including hybrid working, bonus, private healthcare, 26 days holiday + bh, flexible working hours, excellent career progression & training, huge company discounts & more! A well-established marine company is looking for skilled software … will see you build an established career whilst using the latest technology and developing upon your personal and professional development. The Role As a Senior Software Engineer, you will be developing software across the full suite of the company's products and services whilst taking part … in all stages of the software development lifecycle. You will be working in a close-knit, highly collaborative, and continuously improving team amongst various industries. You will also be given the responsibility of leading agile ceremonies such as stand-ups, planning meetings and retrospectives, along with participating in code more »
Employment Type: Permanent, Work From Home
Salary: £60,000
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Senior Software Engineer

London, United Kingdom
IC Resources
Seeking a Senior Software Engineer to join a dynamic startup revolutionising industries for a better world. Paying up to 100,000 plus significant equity shares. Located in Faringdon; minimal onsite requirements with reimbursed travel/accommodation when occasional travel is required. As a Senior Software Engineer, you will drive impactful change with cutting-edge AI tech. It's a chance to be part of something truly transformative, building the future of software using Python, React and other modern technologies. Requirements:Extensive experience building backend software architecture.Proficiency in Python for web development.Familiarity … with modern frontend frameworks (e.g. React, Angular).Bachelors or higher in Computer Science, Mathematics, or related field.Apply now for this Senior Software Engineer role or contact Paula Kastrouni for more details. We have a number of other roles available too. London (Greater), EnglandPermanentPaying up to more »
Salary: £ 80 K
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Senior Software Engineer - .NET, Python

London Area, United Kingdom
Hybrid / WFH Options
Oliver Bernard
Senior Software Engineer - .NET, Python £600-£650 (Outside IR35) Hybrid working, 2 days onsite in Central London We are partnered with a leading technology company who are looking for a Senior Software Engineer with strong .NET and Python experience. You would be building their … extend). Hybrid working in Central London, 2 days a week onsite. Please apply now if you are interested in finding out more information. Senior Software Engineer - .NET, Python more »
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Senior Software Engineer / Technical Lead

South West London, London, United Kingdom
Networking People (UK) Limited
Senior Software Engineer/Technical Lead Permanent Central London/Hybrid Excellent Salary (NEGOTIABLE) plus full benefits package including attractive Bonus & Equity Key Skills - Senior Software Engineer/Technical lead experienced in working with and/or on virtual server technologies, virtual networking technologies … 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/Technical lead experienced in working with and/or on virtual server technologies, virtual networking technologies, network programming. Technical … 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. Networking People (UK) is acting as more »
Employment Type: Permanent
Posted:

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

City Of London, England, United Kingdom
Hybrid / WFH Options
Harrington Starr
Senior Software Engineer C#, .NET Core, NUnit, Postgres, AWS, Azure, Kubernetes, Docker. City of London, United Kingdom Perm Role: £100,000 - £120,000 Harrington Starr has partnered with a Global Financial Technology company, and they are looking to hire a Senior C#, .Net Software Engineer … UK. This role offers hybrid working, with an office location based in the City of London. You will be joining the team in a senior role, with the opportunity to train and mentor junior Software Developers. This role will suit a Senior/Lead Software Engineer more »
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Senior Software Engineer

London Area, United Kingdom
Hybrid / WFH Options
Eames Consulting
Senior Software Engineer £75k + Bonus + Competitive Pension London/Hybrid A 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 … 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 more »
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Senior Software Engineer

South East London, London, United Kingdom
ADLIB Recruitment
Senior Full Stack Engineer We are working with a great London based startup specializing in advising companies, governments, and NGOs on the transition towards sustainability. They help their clients understand this societal shift, what it means for their organization, and how to position for competitive advantage. They combine … have already built a strong portfolio of clients, primarily large, listed corporates across Europe, Asia, and the US. We are looking for an experienced Senior Software Engineer with a history of delivering large projects within a startup environment. What youll be doing: Their pioneering approach uses a … team in the longer term. Day to day tasks include - Collaborating with adjacent teams and the wider company to design, prioritise, develop, and implement software solutions to address complex business issues. Be productive as an independent contributor, able to make pragmatic decisions about development, quickly grasp the nuances of more »
Employment Type: Permanent
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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 C++ Software Engineer - Video / Media (Remote)

London, United Kingdom
Hybrid / WFH Options
Softweb Resourcing
Senior C++ Software Engineer – Video/Media - 100% RemoteDo you have extensive C++ experience in the media, entertainment or video industry?Well, this role could be for you! A thriving start-up with experienced founders have created an innovative solution for the post production and film industry. … You’ll be working on a new codebase with modern C++ across streaming protocols and media servers. The Senior C++ Software Engineer will be trusted with working on new features for a high performance application.Senior C++ Software Engineer requirements:Extensive C++ experience with either C++14 … for grow and leadership rolesPart of a wider very successful company with a proven track recordNow is a great time to join as a Senior C++ Software Engineer! Apply now for immediate consideration for this 100% remote role and for interview consideration. more »
Salary: £ 80 K
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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
Hybrid / WFH Options
TRIA
Senior Software Engineer London/Remote £85,000-£90,000 + Benefits Retail I have a great opportunity for a Senior Software Engineer to join a leading B2C organisation who are in the process of modernising their technology estate, with significant investment in IT. … In this role, you will be working within the fast-growing engineering function, providing oversight and guidance for the design and implementation of software projects. The successful individual will demonstrate experience driving the development of fast, clean and reliable code, and researching customer requirements and emerging software technologies more »
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Senior Software Engineer

Greater London, England, United Kingdom
Algo Capital Group
Senior Software Engineer A Global Systematic Trading Firm is looking for a Senior Software Engineer to help build out a next-generation trading systems. You will be involved in mission-critical projects in trade execution, application development and market data feed processing, shaping and … the design and implementation of next-generation trading systems, focusing on trade execution, application development, and market data feed processing. Develop robust, high-performance software solutions in C++ within a Linux environment to support trading operations, ensuring reliability, scalability, and low-latency execution. Take ownership of mission-critical projects … on developing high-performance, low-latency systems for financial trading or related domains. Solid understanding of Linux operating system internals and experience with developing software for Linux platforms. Experience with multi-threaded programming and distributed application architecture. Familiarity with algorithmic trading concepts, electronic trading protocols, market data feeds, and more »
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Senior Software Engineer

London, England, United Kingdom
Hybrid / WFH Options
Northrop Grumman
this position Travel Required: Yes, 10% of the Time Relocation Assistance: Relocation assistance may be available Positions Available: 5 Job description template Job title: Senior Software Engineer Requisition ID: [X] Location: [London, Manchester] Citizenship required: Yes Clearance type: DV Hybrid/on site Travel required: Infrequently Relocation … we have within the community. So, what’s your possible? Opportunity: This is more than just a job; it’s a mission. As a Senior Software Engineer, you play a pivotal role in designing, developing and maintaining the critical applications that power our services. You will be … whether you lean more Frontend (JavaScript, React) or Backend (Java) we would like to hear from you. Our UK Defence business is a Sovereign software and systems centre of excellence. As well as developing and supporting UK wide and internationally deployed multi-domain command and control systems, our work more »
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Senior Software Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Pulse IT Recruitment Ltd
Senior Software Engineer/Developer (IoT, C/C++, SQL, API Development, SQL) Due to continued growth, we are looking a creative & talented Senior Software Engineer/Developer to be be part of our close knit development team. You will be getting heavily involved … projects path and delivery. The Role: Due to the technical level of the role, will offer in depth knowledge and skills in developing IoT software applications using the following technology stack: Golang or C/CC++, SQL, API's. You will need experience in a selection of the following more »
Employment Type: Permanent, Work From Home
Salary: £55,000
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Senior Software Engineer

Greater London, England, United Kingdom
Harrington Starr
Senior Software Engineer The company Join a rapidly growing 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 by storm with their financial technology solutions being used across the … fast track your career and they are paying top end salaries and bonuses to attract the best talent available. This role would suit a Senior software engineer who is interested in breaking into the financial technology sector and taking their career to the next level. What you … Play a key role in shaping the architectural design of application systems Provide mentorship and guidance to junior team members, actively promoting and instilling software engineering best practices. Elevate your career in an environment where your contributions matter. What you will need Excellent C#/.Net experience or willing more »
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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

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 Software Engineer

London Area, United Kingdom
RedRock Resourcing
X2 Senior Software Engineer – Innovative financial services business – Up to£110k p.a. – Twice per week in Central London Currently seeking two highly skilled and experienced Senior Software Engineer's with a strong background in C#, AWS, and AI. The ideal candidate will have a … crucial role in developing cutting-edge applications and solutions that leverage artificial intelligence and cloud computing. Key Responsibilities: Design, develop, and maintain high-quality software solutions using C# and .NET. Utilise AWS services to build, deploy, and manage applications in the cloud. Implement AI and machine learning algorithms to … enhance software functionality and performance. Collaborate with cross-functional teams to gather requirements and deliver solutions that meet business needs. Mentor and guide junior engineers, providing technical leadership and expertise. Participate in code reviews, ensuring adherence to best practices and high standards of quality. Stay updated with the latest more »
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Senior Software Engineer

Central London, London, United Kingdom
Hybrid / WFH Options
Bounce digital Recruitment Limited
Role: Senior Software Engineer Salary/Package: £100k-£115k + 10% Bonus + RSUs (Total comp £150k+) Company Sector: SaaS Tech: TypeScript, Node, React, Golang, Kafka, AWS, and Kubernetes (No prior experience welcomed) Location: Central London WFH/Hybrid: 3 days a week on site (non negotiable … exciting times! Our client is a rapidly growing B2B SaaS company with a product used by millions of people globally. We are seeking a Senior Software Engineer to join their innovative team. The ideal candidate will have a strong engineering background, outstanding problem-solving skills, and a … Responsibilities: System Architecture: Design and build scalable architecture patterns to support a rapidly growing global product. End-to-End Development: Contribute to the full software development lifecycle, from concept to deployment. Product Focus: Develop with a product-focused mindset, understanding user needs, and delivering solutions that drive business value. more »
Employment Type: Permanent, Work From Home
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Senior Software Engineer
London
10th Percentile
£65,000
25th Percentile
£77,188
Median
£92,500
75th Percentile
£110,000
90th Percentile
£148,750