101 to 125 of 159 Senior Software Engineer Jobs in London

partnered with one of the UK's most pioneering and exciting businesses within the Health tech/care sector. They are looking for a Senior Software Engineer to join their team. This business has changed the world we live in and chances are, it has impacted millions … and become part of an incredible company, look no further. What they need from you: This role Is suited for someone with 5+ years Senior Experience .Net/C# expertise Azure or AWS Experience Good knowledge of other coding languages such as Python that would be bonus. Previous Health more »

Do you value the flexibility of working from home? Have you worked with modern Java in a forward-thinking technology company? REMOTE Senior Software Engineer - Financial Services Salary : £80,000 - £100,000 Location : remote in the UK (monthly office visits) We are partnered with an innovative fintech more »

and early customer traction. In this role, you will contribute to key technical decisions and their initial building phase. The ideal candidate is a senior software engineer keen to work in a startup environment and gain experience in the lucrative AI & ML space. Salary and benefits: £120k more »

Senior/Lead Engineer - Node.js You will play a pivotal role in joining at an early stage and benefit from helping shape the foundations. Working with a modern technical environment you will be using your experience you will be working closely with the Head of Engineering and COO … to build and grow this platform. There will be lots of room for Greenfield Software Development. You will need a deep understanding of: node.js, Kafka, AWS, PostgreSQL About You With proven experience as a Senior/Lead Engineer, you will bring your experience with Node.js and scalable … with cloud environments and have good experience with Kafka and PostgreSQL. Working closely with the Head of Engineering you should be comfortable taking on senior responsibilities and working with autonomy. Here are a few points that would be great to see (not all are essential): Web Application with Node.js more »

Senior Kernel Engineer | File system/Memory Management/C programming A leading tech company behind a globally known social media platform is currently looking to hire a Senior Kernel Engineer in London. As a Kernel Engineer, you will be working on bleeding-edge technology … are working with many different interesting projects and use cases such as operating systems, virtualization technologies (Cloud Native, SDN, NFV), performance optimization of system software and libraries, stability and reliability of large-scale data centres, including collaborative design of next-generation hardware and software. The company also actively participate … level, multi-component issues that typically span across multiple layers from kernel to application. Profile performance problems and drive optimizations that span the entire software stack Responsible for the research and application of new technologies in the operating system/kernel Key Requirements: 5+ years of relevant experience Proficient more »

Join our latest project Currently we’re looking for an Embedded Software Engineer to help us provide solutions on a project based in the South East. The client in question are a leading defence organisation specialising in radar sets that will be incorporated into both the current and … next generation fighter aircraft for the United Kingdom’s Air Forces. You’ll be required to: Provide embedded software solutions in C++ with a focus on safety critical aviation and defence standards. In order to suit the project requirements you must have: C++ experience FreeRTOS ARM Microprocessors DO … this assignment, talk to Leo Hulme on leo.hulme@cmcexpertisedelivered.com Coalesce Management Consulting Coalesce Management Consultancy (CMC) have an consulting assignment available for an Embedded Software Engineer to work on a project we have in the South East. CMC provide expert engineering solutions on an international capacity for Embedded more »

Senior Node.js Engineer Circa £95K Fully Remote UK Were partnered up with a data analytics scale up business with great investment! They are going through a great growth phase currently on the lookout for a Senior Node.js Engineer. The ideal candidate is a self-motivated, multi-tasker … and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. Responsibilities Writing clean, high-quality, high-performance, maintainable code Comfortable working with Node.js Comfortable working with Nest.js Comfortable working with TypeScript Develop and support software … Science (or related field) 5+ years of relevant work experience Expertise in Object Oriented Design, Database Design, and Microservices Experience with Agile or Scrum software development methodologies Ability to multi-task, organize, and prioritize work more »

Senior Golang Engineer (Go/graphQL) We have partnered with a profitable start-up based in Europe that is looking to add an experienced Golang Engineer to their team remotely. The start-up has developed an open-source software solution designed for API management. Requirements: 5+ more »

Senior Full Stack Software Engineer - Up to £110k - Hybrid - London Office We are working with an organisation in the financial services industry who are looking to grow out their development team. The role will be instrumental in delivering high quality code from end to end. The role more »

Senior Python Engineer - Build the Future of FinTech (Remote - £70,000 - £100,000) Do you dream of crafting cutting-edge APIs that empower FinTech firms and Neobanks? Join Harrington Starr as we partner with a global trailblazer in FinTech. Here, you'll design and build robust API platforms more »

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 »

Join Our Dynamic Team as a Senior Java Engineer! 🚀 Are you a seasoned Java developer with a passion for crafting scalable and robust software solutions? Do you thrive in a collaborative environment where innovation is encouraged, and your expertise is valued? If so, we want you to … of what's possible. Our team is comprised of talented individuals who are dedicated to delivering exceptional solutions that drive our industry forward. Position: Senior Java Engineer Location: London - Hybrid Responsibilities: Architect, design, and develop high-quality software solutions using Java and related technologies. Collaborate with cross … scalability. Stay up-to-date with industry trends and best practices to continually improve our development processes. Requirements: Bachelor’s degree in Computer Science, Software Engineering, or related field. Proven experience (5+ years) as a Java Developer with a strong understanding of Java core concepts and design patterns. Extensive more »

ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills. … Responsibilities Writing clean, high-quality, high-performance, maintainable code in languages such as Python and C#. Develop and support software, including applications, database integration, interfaces, and new functionality enhancements, with a strong emphasis on utilizing Python and C#. Coordinate cross-functionally to ensure the project meets business objectives and … in Computer Science (or related field). 3+ years of relevant work experience with a proven track record of using Python and C# in software development. Expertise in Object-Oriented Design, Database Design, and XML Schema, with a demonstrated ability to apply these principles in Python and C# development. more »

Full-Stack Engineer London office based Salary up to £120,000 plus shares 🚀 In-Product is partnered with an ambitious, YC-backed start-up whose groundbreaking AI tool is poised to revolutionize the financial industry by streamlining research and due diligence processes. Founded by serial entrepreneurs with a proven … re willing to put in the hard work now, you'll reap the rewards as the company grows and thrives. As a Full-Stack Software Engineer in this business, you will work closely with a tight-knit team, playing a direct role in shipping software that will … transform the daily working lives of their clients. To excel in this position, you will need to: 🔊 Be a competent Full-Stack Engineer with 5-6 years experience working in a commercial environment. Proficiency in React for the front-end would be highly beneficial. 🔊 Have substantial experience with the more »

Melior Resourcing are looking for an experience Software Engineer in TypeScript, NodeJS, NextJS and React. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have … as well as strong coding skills, be able to refactor old code as well as Greenfield projects to build robust API's, sites and software for this leading company in the Legal/Learning sector. Expereince of working in publishing, Learning or other online subscription based service would be … beneficial as would be a background in other opensource software such as PHP, drupal or Ruby. Essentially we are looking for a robust candidate who likes finding solutions to complicated problems while doing some team leading of an expreienced team to build the new tech stack for the business. more »

Senior Trade Desk Engineer (Python) - HFT - London - Up to £300k TC Join a prominent HFT as they expand their desk based development team, focusing on options trading within European markets. Collaborating closely with Quants and Traders, you'll play a pivotal role in crafting cutting-edge, highly distributed more »

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 »

C#/.Net - Software Engineer - £100,000 + Bonus We're working with a European leader in the energy trading sector that's looking for a .NET Developer to join their team in London, where you'll be working on a complex trade management system. You'll be more »

Senior Kernel Engineer As a Kernel Engineer you will be working on bleeding-edge technology at the forefront of this industry. The role will be expanding upon Hypervisor & Virtualization technologies, Linux Kernel, and Low-Level Embedded Systems. This is a great opportunity at the cross-roads of … develop industry skills at one of the biggest global companies who are the quickest growing household name. Further to this, affinity with Open Source software and the motivation to work on new and exciting proprietary technology would give you a huge advantage. This team are working with many different … interesting projects and use cases such as operating systems, virtualization technologies (Cloud Native, SDN, NFV), performance optimization of system software and libraries, stability and reliability of large-scale data centres, including collaborative design of next-generation hardware and software. The company also actively participate in open-source communities and more »

Exciting B2B SaaS - Senior Full Stack Engineer - £80,0000 - £110,000 + Equity This business is set to be the next big player in the London SaaS sphere. They are set to close a huge Series A round in the next few weeks and are growing rapidly at … the end of the year so it's a great time to join if you're looking to become a Staff or Lead level Engineer soon. They are looking for future leaders who want to impact the tech and technical direction. Role: Senior Full Stack Engineer As … a Product Engineer, you'll shape the SaaS platform's direction. Dive into customer needs, make informed decisions, and build cutting-edge tech. From coding to infrastructure, you'll be involved in it all Tech Stack: TypeScript, React, Serverless, MUI, PostgreSQL, Docker, AWS Desirable: Strong Academic Performance - Doesn't more »

We are looking for a motivated Senior Engineer to work closely with the commodities trading desks, providing solutions that make a tangible and critical difference. Be given the opportunity to work with a leading investment bank who value and honour their promises and earn the trust of their … well-engineered, reusable, and scalable platforms that underpin the growth and agility of the business. Supporting a fast-paced trading environment, working directly with senior technology and finance professionals across the global business. Gaining financial markets expertise, focusing on the agriculture business with close links to the energy and … of commercial experience developing using either C++ or Python. Strong knowledge of object-oriented analysis and common design patterns. Hands-on experience of standard software development tools (source control, CI/CD, testing practices). The Front Office environment and financial products. Experience working in a Linux development environment. more »

Hybrid - 3 days a week on-site (Paddington) I'm looking for a Senior Engineer, happy to pick up some leadership responsibilities, to join a BioTech start-up, who are looking to use AI/LLM to help in state of the art drug development. They have recently … pivoted to AI, originally had a Java code base but have moved to Python. They're looking to bring in a go to Python engineer, with AWS deployment experience and somebody who wouldn't mind learning React in the future. Ideal candidate would come from a Java or Python more »

Senior Java Developer - Crypto Trading - LDN - Up to £160k base (DOE) + Bonus A crypto trading pod backed by a highly successful global hedge fund here in London, are looking to hire a Senior Developer into their world-class front office crypto/trading and technology team. 𝐀𝐬 more »

Senior Full Stack Developer (Node/TypeScript) London SW (Hybrid 3 days onsite, 2 days WFH) £75,000 - £90,000 + share options This scaling SaaS company is looking to embark on a major migration for their key products from PHP to Node.js/TypeScript. They need a dedicated … lead/senior full stack developer, that’s backend leaning, to help architect this move and work alongside the CTO and Head of Development. You’ll have a real say in how this project takes place and you’ll be able to grow a Node team around you. There … with React, Next.js Cloud experience, AWS A desire to use the right tool for the job Experience of leading major projects and working with senior stakeholders If you have a desire to play a big role in a growing dev team that’s going from strength to strength and more »

I am currently working with a very exciting new trading and investment firm who are in stealth mode and looking to hire Senior Software Engineers. They have acquired a record amount of pre-seed funding for their venture and this is the perfect opportunity to join the business more »