101 to 125 of 378 Software Engineer Jobs in Central London

Have you got a strong educational background from a Russell Group University? Do you have experience working in the financial industry? 💸 Java Software Engineer – FinTech Scaleup 💸 📍 Location: Hybrid working in Central London 💰 Salary: £80,000-100,000 + bonus We are very excited to once again be partnered … London’s leading investment management firm’s latest spinout company. Leveraging cutting-edge techniques with the latest technologies, they build highly scalable high-throughput software that is used by hedge funds and asset managements around the world. Due to an exciting pipeline of upcoming projects, they are looking for … Core Java Software Engineers to join their team. You will be an excellent fit for this Core Java Engineer position if you: Have built scalable software from scratch Use Core Java concepts, including Low Latency , Concurrent Programming & Multithreading Are used to working in a fast-paced environment More ❯

Software Engineer - Solution Design Exp London - Onsite 2 days a week 6 months IR35 Status: Outside We are seeking a Software Engineer to lead the orchestration, design, and delivery of complex product initiatives supporting our clients growth, who are a leading Insurance company in the UK. … and scalable user experience. Ensure robust CI/CD pipelines, infrastructure as code (IaC), and deployment automation practices. Key Skills & Qualifications: Solid experience in software engineering, with significant exposure to technical leadership and architecture. Proven expertise in AWS serverless architectures, including hands-on experience with key services. Strong proficiency More ❯

Software Engineer - Risk Real Time, eTrading, Futures, Equities, Options. A world-leading global systematic hedge fund and trading company are looking for a Software Engineer (Risk Real Time) . You will work on crafting technical solutions for Trading, Risk Analysts, and Risk Managers. You will gain More ❯

C++ Software Engineer (Low Latency) Salary: £150k-200k Total Comp: £300k-500k (dependent on experience and performance) A leading proprietary trading firm is seeking a C++ Software Engineer to design, develop, and optimize low-latency trading systems. This role involves working closely with research, systems, and … operations teams to implement and enhance automated trading algorithms. Core responsibilities: Develop and maintain high-performance C++ trading software including infrastructure and connectivity driving trading in the nanosecond limitations. Optimize system performance with focus on low latency, performance, stability and low-error tolerance Candidates will need to be extremely More ❯

A Mid Level Python Engineer is required to join a Fintech company developing next generation tools for how companies get funding and optimise their working capital. Our client aims to change how corporate finance works, by replacing static, limited and often stale financial metrics with live data-driven insights … strong team of Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial tools. If you're an experience Software Engineer whose passionate about Python, excited by financial technology, and eager to build meaningful systems from the ground up, we want to hear … from you. As a Python Software Engineer, you will contribute to the design, development, and delivery of scalable, high-impact features across our platform. You’ll work closely with experienced engineers, product managers, and data scientists to build reliable systems that solve complex financial problems. This role offers More ❯

Have you got 1-2 years experience as a Java Developer and are looking for the next step in your career? Junior Software Engineer – Global FX Trading Location – 3 days hybrid in London Salary - £55-65,000 + up to 50% bonus Our longstanding partner, who are leading … at the forefront of FX trading around the world, are on the hunt for a Junior Software Developer who has approx. 1 year experience developing software in the financial space using Core Java without frameworks, to join the London team. Having been born from one of London’s … global markets with their high performant FX trading products, consuming over 5 billion messages a day. This is an excellent position for a Junior Software Developer looking for their second job as you will be working alongside and learning from some of the smartest engineers on the market, with More ❯

Software Engineer - Python, Django, REST Are you passionate about sustainability and innovation? Join a cutting-edge London-based startup that’s revolutionizing how businesses achieve net zero. With £10 million in funding and a growing team of 10 talented engineers , this company is leading the charge in simplifying … sustainability through technology. About the Role As a Software Engineer , you’ll be at the forefront of developing scalable solutions using Python , Django , and REST, helping businesses take meaningful steps toward reducing their carbon footprint. What You'll Do Design, build, and maintain robust web applications and services. … businesses approach sustainability. Let’s build a greener future, together. Seniority Level Mid-Senior Level Employment Type Full-time Job Function Information Technology Industries Software Development #J-18808-Ljbffr More ❯

Software Engineer – AI Startup – Up to 85k 🚀🧠 💰 Salary: £50,000 - £85,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 1/2 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team … world problems with the latest in AI and LLMs, this role is for you. In this role, you’ll: 🔧 Build and ship high-impact software 🧠 Work on AI/LLM-powered automation tools used in production 🏗️ Help shape scalable systems and infrastructure 🌍 Work collectively across teams to push the … their stack ✅ Understand the working dynamics of a fast paced start-up If this role sounds like it could be of interest, apply now! Software Engineer – AI Startup – Up to 85k More ❯

IT Software Engineer | Oil & Gas | London About the Role Our client, a leading organization in the Oil and Gas and Energy Trading sector, is seeking a talented IT Software Engineer to join their team in London, United Kingdom. This contract-based role offers an exciting opportunity … to work with cutting-edge technology and contribute to innovative projects. If you are passionate about software development and thrive in a fast-paced environment, this could be the perfect position for you! Key Responsibilities As part of our client's team, you will: Work independently within defined projects More ❯

Senior Software Engineer - LLM Focused 6-MONTH CONTRACT Competitive Day Rate | OUTSIDE IR35 | Hybrid (1 day/week London) Join an early-stage AI startup revolutionizing how creators, studios, and brands produce and interact with media. Using advanced LLMs and generative AI, this project is building a platform … content creation. You'll work in a flexible hybrid setup, with one day a week in their central London office. THE ROLE As a Software Engineer, you'll help build the core infrastructure powering real-time media processing with LLMs and generative models. Your work will involve: Developing … Collaborating closely with product designers, media professionals, and AI researchers to bring ambitious features to life KEY SKILLS AND REQUIREMENTS 3+ years' experience in software engineering (Python, TypeScript, Go, or similar) Practical experience with LLMs, generative AI, or related APIs (OpenAI, Claude, LangChain, etc.) Strong backend/cloud infrastructure More ❯

Senior Software Engineer – AI Startup – Up to 120k 🚀🧠 💰 Salary: £70,000 - £120,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 1/2 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering … world problems with the latest in AI and LLMs, this role is for you. In this role, you’ll: 🔧 Build and ship high-impact software 🧠 Work on AI/LLM-powered automation tools used in production 🏗️ Help shape scalable systems and infrastructure 🌍 Work collectively across teams to push the … stack ✅ Understand the working dynamics of a fast paced start-up If this role sounds like it could be of interest, apply now! Senior Software Engineer – AI Startup – Up to 120k More ❯

A brilliant opportunity for a Front-End Software Developer to join an incredibly exciting start-up in London, which is currently in stealth mode developing exciting technology in the security space. Joining a company founded by experts in their field, who have already realised success with other start-ups … Salary: £45,000 - £70,000 per annum + equity in the business (£45k for Graduate Level, £55k - £60k for 2 years etc) Requirements for Software Developer Ideally, you will have least 1 year of front-end development experience but an exceptional graduate considered (i.e. 1st class degree from a … JavaScript, Vue, Node, Yarn, Kotlin, Swift Strong problem-solving ability Natural ability to quickly pick up and learn new technologies Responsibilities for Front-End Software Developer Design and refine user interfaces that are responsive, inclusive, efficient, and scalable. Enhance frontend systems, development tools, and workflows on an ongoing basis. More ❯

Software Engineer (TS, Next) - £80K - London 2-3 days p/week After achieving a £1m grant from Innovate UK, an impressive start-up that is transforming portfolio management, by streamlining data collection and enhancing collaboration between investors and their portfolio companies, are looking for a Fullstack Engineer … Participate in code reviews, pair programming, and collaborative development practices Troubleshoot and debug issues to improve performance and reliability Qualifications: Proven experience as a Software Engineer, particularly with NextJS (React), GraphQL, and TypeScript Strong understanding of web development principles and best practices. Familiarity with modern software development … future of portfolio management Collaborate with a talented and passionate team Competitive salary and generous equity Hybrid working arrangement If you're a Fullstack Engineer with strong experience using Next.js, TypeScript, GraphQL and are looking for an exciting challenge in a growing start-up, then this could be a More ❯

Company | Cybersecurity, B2B SaaS 📏 Size | 80 people total (10 in London and growing) 🧢 Role | Software Engineer 🪜 Level | Senior 🎯 Areas | cloud infrastructure, platform engineering, IAC ✨ Skills | Go, Node.js, Python, AWS, GCP, K8s, Terraform 📍 Based | London (Zone 1) 💻 Hybrid | 2-3 days a week in-office 💰 Offer | £100-120k … still in stealth mode . They recently raised £20m Series A and are now growing their team in London. They're seeking a Senior Software Engineer to help tackle cloud infrastructure scalability challenges . Ultimately, they're figuring out how to maintain a multi - region , multi - cloud environment … in multi-region deployments Kubernetes , Terraform , CloudFormation and similar tools working in a high - growth scale - up SaaS company ✅ This will suit a platform engineer who can design, build, and implement stuff from scratch ❌ This will not suit an engineer with a pure IT/Ops/Sys More ❯

We are looking for a highly motivated Junior Backend Software Engineer (hybrid in London) to join an early stage technology company. This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input will directly influence the product roadmap. You’ll … be working closely with a small, experienced engineering team, building real features in a modern codebase from day one. As a Junior Backend Software Engineer, you will be designing and implementing scalable, high-performance infrastructure services, APIs and integrations. You’ll join a small and growing R&D … as code (AWS CDK, Terraform, etc.) Docker AWS IoT What we’re looking for Circa 2 years of commercial or equivalent experience in a software development role building cloud-driven SAAS products, with a focus on building and maintaining infrastructure and backend services. Full stack experience with other languages More ❯

Social network you want to login/join with: Graduate Software Engineer, London (City of London) Client: Highbury Consulting Location: London (City of London), United Kingdom Job Category: Other EU work permit required: Yes Job Views: 11 Posted: 25.05.2025 Expiry Date: 09.07.2025 Job Description: Graduate Software Engineer More ❯

Social network you want to login/join with: Software Engineer - Python Development, London (City of London) col-narrow-left Client: Sirion Location: London (City of London), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 16.06.2025 Expiry Date: 31.07.2025 … and custom models, and handle system integrations with source and target systems at our clients, optimizing scalability and performance according to usage. Role Title : Software Engineer Team : AI Delivery Experience : 1-3 Years About the Role : You will work on implementation projects for clients or internal initiatives, developing … new integrations or refining existing ones based on requirements. What You’ll Do : Join a squad led by an engineer, learn our Agile methodology, and contribute to sprint goals. What You’ll Need : Strong knowledge of Python Working knowledge of Django (a plus) Familiarity with containerization, Docker, or other More ❯

This is a fantastic opportunity to work as a Sofware Engineer, on a long term contract, working for a major finance company, inside IR35 and fully remote. The key skills required for this Software Engineer role are below. Low latency FX Matching Java C++ (desirable) trading (desirable … SQL Gradle If you do have the relevant experience for this remote Software Engineer position, please do apply. You can get further details about the nature of this opening, and what is expected from applicants, by reading the below. JBLK1_UKTJ Remote working/work at home options More ❯

excel in a dynamic, high-energy environment. Join our team and help shape the future of AI. 🌎 Location and Legalities This full-time Senior Software Engineer position is based onsite in our brand-new Ultralytics office in London, UK, with a hybrid model of 3 days in-office … Applicants must have legal authorization to work in the UK, as Ultralytics does not provide visa sponsorship. 🚀 What You'll Do As a Senior Software Engineer at Ultralytics, you will be a key player in designing, developing, and scaling the Ultralytics HUB, our end-to-end platform for … Ultralytics' mission of delivering top-tier machine learning tools and models to the community. 🛠️ Skills and Experience 5+ years of experience in full-stack software engineering. Expertise in Python and experience with web frameworks like FastAPI or Django. Proficiency in modern frontend development using TypeScript and frameworks such as More ❯

Embedded Linux Software Engineer - £60k-62k + 10% bonus Industry: Motorsports 3 days in the office - Surrey Permanent position Opportunities like these to learn from the best and hone your skills across engineering do not come around often. This is excellent timing, the team are looking for an … Embedded Linux Software Engineer with 3+ years under their belt, and who lives and breathes engineering. You will have a home set-up, GitHub projects outside of work and ideally an interest in IoT. If this sounds like you and you can answer 'yes' to the 4 questions … your sleeves and digging deep into how things work and why, as well working closely with all the different areas of engineering, not just software, hence why having an understanding of TCP/IP and Linux command line is important for this role. Please send your cv to me More ❯

I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely … helps users . They’re solving complex problems in the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining … code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for building great software Experience in FinTech or AI is a HUGE plus The Culture: They live and breathe technology and engineering excellence Agile, innovative, and always pushing More ❯

I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely … helps users . They’re solving complex problems in the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining … code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for building great software Experience in FinTech or AI is a HUGE plus The Culture: They live and breathe technology and engineering excellence Agile, innovative, and always pushing More ❯

I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely … helps users . They’re solving complex problems in the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining … code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for building great software Experience in FinTech or AI is a HUGE plus The Culture: They live and breathe technology and engineering excellence Agile, innovative, and always pushing More ❯

I’m supporting a FinTech AI Product Company who are on the hunt for an experienced Senior Software Engineer to join their FULLY REMOTE engineering team! This is a seriously tech-driven product company that puts a huge emphasis on engineering excellence , innovation , and building something that genuinely … helps users . They’re solving complex problems in the FinTech + AI space, and as a Senior Software Engineer, you’ll play a key role in shaping the product and the tech behind it. You’ll work closely with the CTO and be deeply involved in: Defining … code examples! Proven ability to lead projects (and teams) in fast-paced, innovative environments Strong decision-making skills and a passion for building great software Experience in FinTech or AI is a HUGE plus The Culture: They live and breathe technology and engineering excellence Agile, innovative, and always pushing More ❯

Social network you want to login/join with: AI Software Engineer, london (city of london) col-narrow-left Client: Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide … Job Description: London (Hybrid, 2 to 3 days per week) | Competitive Salary + Benefits This role is for a strong backend software engineer with proven experience building scalable, reliable systems. If you have solid skills in Python and are comfortable working with cloud infrastructure like AWS or GCP … AI-powered products that users interact with daily Access clear career progression paths into AI specialization and leadership If you’re a skilled backend engineer excited about AI and ready to jump into hands-on AI engineering, this is a rare opportunity to grow and lead in a new More ❯