501 to 525 of 588 Software Engineering Jobs in London

Senior Software Engineer

Hiring Organisation
IC Resources
Location
London Area, United Kingdom
robotics start-up – London This deep-tech company is developing next-generation autonomous platforms across ground, air and marine systems, combining embedded software, edge AI and robotics to deliver adaptive, real-world autonomy. The team are now looking for an Autonomous Platforms/Edge AI Developer to support … edge hardware. You’ll work closely with researchers, roboticists and embedded engineers, helping translate advanced AI and control concepts into reliable, real-time software on autonomous platforms. For this Autonomous Platforms/Edge AI Developer role, we are looking for someone with: Strong experience developing C++ software ...

Software Engineer

Hiring Organisation
StreetID
Location
Greater London, England, United Kingdom
seeking a highly skilled Quantitative Software Developer to join our front office technology team focused on building and enhancing risk platforms for a leading trading or investment firm. The ideal candidate will have strong expertise in Java development and deep experience working within quantitative or risk-focused environments, particularly … Write clean, testable, and well-documented code; contribute to CI/CD practices. Required Qualifications Bachelor's or Master’s degree in Computer Science, Engineering, Mathematics, or a related quantitative field. 3+ years of experience in Java software development, ideally within financial services or a trading environment. Proven ...

Python Developer

Hiring Organisation
Thyme
Location
City of London, London, United Kingdom
Senior Software Engineer (Python) £85,000 - £100,000 Office Location: Central London (Hybrid) A global, high-growth Fintech firm is seeking a Senior Software Engineer to join its engineering team in Madrid. This organisation has expanded to over 600+ globally. This is an opportunity to take ownership … Responsibilities Lead initiatives from discovery to delivery, following a "you build it, you own it" philosophy for both development and maintenance. Collaborate with engineering leaders to design new services and components Coach less experienced engineers, driving the team’s overall effectiveness and technical trajectory. Partner with Product and Operations ...

Staff Software Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City of London, London, United Kingdom
driven by deep complexity. This is about building tools that help people make sense of exceptionally complex systems. You will work on internal software used to explore, analyse, and interact with advanced AI models. These tools are designed for technical users and require thoughtful engineering across both backend … frontend. The use case of this software is about tackling some of the most pressing challenges of the next generation. If you enjoy owning problems end to end and care about both functionality and usability, this role offers real depth and the opportunity to be part of a mission ...

Senior Software Engineer Java - Futures Trading

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Senior Software Engineer/Developer (Java AWS Kafka) London/WFH to £140k Are you a Java technologist who enjoys building systems from scratch? You could be progressing your career, in a senior, impactful role at a global, cloud-native, prime broker that is replacing the legacy infrastructure used ...

FullStack Engineer

Hiring Organisation
Bloc Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Founding Software Engineer x3 (Python, NodeJS, TypeScript, React) Salary up to £110k + Equity London - 1 Day a week Sponsorship available for UK based candidates We're looking for a Senior Software Engineer to join a founding engineering team and help scale a fast-growing platform serving … over-specified, this one's for you. You'll be shaping core systems, shipping production features end-to-end, and helping define the engineering culture as they grow. What You'll Be Doing Design, build, and deploy end-to-end features across frontend, backend, and infrastructure Build robust data ...

Staff Software Engineer

Hiring Organisation
Ripple
Location
London, England, United Kingdom
production code through testing, logging, and alerting Support the broader team and company with ideas and contributions across the board Participate in the entire software development lifecycle, from requirements gathering, and software design to implementing and monitoring components in production Build company culture of an early-stage startup ...

Software Engineer in Test

Hiring Organisation
Plan A Digital
Location
London Area, United Kingdom
Java Software Development Engineer in Test - FinTech - Java Remote (UK) | £80 - 90k Our client a cutting-edge fintech business is looking for a Software Development Engineer in Test (Java SDET) to strengthen their automated testing framework and drive software quality to the highest standards. This … testing to uncover edge cases and ensure robustness Pair with developers to enhance testing infrastructure for continuous delivery Proactively identify areas for improvement in software quality Essential Experience: Strong Object-Oriented Programming in Java Java must be your primary language you have a proven background with Proven background ...

Java Software Engineer

Hiring Organisation
IC Resources
Location
City of London, London, United Kingdom
exciting opportunity for a Java Software Engineer has arisen with a leading semiconductor company specialising in high-performance mixed-signal processing, based in London. This is an exciting opportunity for a Java Software Engineer to design and evolve cross-platform applications, SDKs, and developer tooling. You’ll work … closely with UX specialists, hardware teams, and software engineers to build polished internal tools that power advanced hardware configuration and tuning workflows. You will commit to a hybrid working model, with a minimum of one day per week onsite in the London office. Experience for the Java Software ...

Junior Software Engineer

Hiring Organisation
Metfolio
Location
City of London, London, United Kingdom
1000s of users on our platform and are currently expanding to the US Market too. We are looking for a AI first Junior Software Developer responsible for the mobile app, backend services and internal tooling. You will be working directly in the engineering team alongside Meeren Raniga ...

Lead Software Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£575 - £590 per day
one. Key Responsibilities: Lead development across CMS and MDM systems Maintain and expand complex backend systems (not standard CMS) Mentor engineers and set engineering standards/patterns Drive architecture, integrations, and system scalability Work closely with stakeholders to deliver features and improvements Team Environment: 5 Backend, 3 Frontend engineers … candidates) IR35: Outside Start: ASAP (before end of February ideal) Why Join? Take technical ownership of core backend systems Mentor and shape a growing engineering team Work on complex, high-impact platforms with real influence Opportunity to convert to permanent role ...

Lead Software Engineer - Gaming Experience Needed Contract

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£575 - £590 per day
one. Key Responsibilities: Lead development across CMS and MDM systems Maintain and expand complex backend systems (not standard CMS) Mentor engineers and set engineering standards/patterns Drive architecture, integrations, and system scalability Work closely with stakeholders to deliver features and improvements Team Environment: 5 Backend, 3 Frontend engineers … candidates) IR35: Outside Start: ASAP (before end of February ideal) Why Join? Take technical ownership of core backend systems Mentor and shape a growing engineering team Work on complex, high-impact platforms with real influence Opportunity to convert to permanent role ...

Software Engineer - Fullstack Developer with Python and Angular

Hiring Organisation
Harvey Nash
Location
South West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Mode of working: Hybrid (3 Days in the Office) Duration: 6+ Months contract initially Job Specification: Role Overview We are looking for an experienced Software Engineer who can work independently on developing new features, supporting existing platforms, and communicating effectively with stakeholders. The role requires strong technical ownership … Communicate progress, risks, and updates clearly to stakeholders Contribute to design discussions and technical decision-making Experience Required: 5 to 10 years of relevant software development experience Python Angular AI or Artificial Intelligence ...

Software Developer

Hiring Organisation
Frontier Resourcing Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Software Engineer Building Intelligent Systems That Make an Impact Central London 4 or 5 days a week on site Existing SC or DV Clearance is required National Security Sector An exciting opportunity has arisen for a Software Engineer to join a cutting-edge team developing impactful, mission-driven ...

Full Stack Engineer

Hiring Organisation
Rise Technical Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £75000/annum Healthcare + Training + Benefits
Hybrid (3 days per week) £60,000 - £75,000 + Private Healthcare + EV Scheme + Training + Benefits An excellent opportunity awaits a software engineer with commercial experience with Java and/or Kotlin to join a leading and award-winning Tech for Good SME in a role … offering the opportunity to work on products that positively impact the world we live in, alongside great training and development opportunities and a strong engineering culture. This is an award-winning SME developing cutting-edge energy infrastructure, driving and leading the way in their respective sector. In this role ...

UI Engineer - Hedge Fund - £300k

Hiring Organisation
Paragon Alpha - Hedge Fund Talent Business
Location
City of London, London, United Kingdom
working with a quant hedge fund famous for their tech and scientific driven culture, giving engineering teams huge resources, budget and scope to impact the business with the software they develop. They're looking for a Front End Engineer to come in and modernise and augment UIs across … multiple applications, spanning Risk, Research and Compliance. They're looking for a software engineer who can work on solutions end-end, bring in fresh ideas, and manage up to stakeholders and non technical staff, being a great communicator. Stack: React, Typescript, Javascript, AWS, The company have a modern tech ...

Senior/Lead Python AI Developer - Leading Technology AI Brand

Hiring Organisation
MLR Associates
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 120,000 Annual
global technology leader is currently looking for a Senior/Lead Python Developer to work with the dev team to guide the provision of Software Development for an exciting new AI product already integrated with industry leading Property Tech organisations. Reporting to the CTO and working closely with … levels of the business, this role will be responsible for:- Python 5-10+ years experience, high level complex coding Software Development Lifecycle: Manage all aspects of the SDLC to deliver Strategic objectives and maintain exceptional standard of software Hands on Python Architecture and Code strategy and hands ...

Senior Software Engineer

Hiring Organisation
Platform Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £190000/annum
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 because they … 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 of the development ...

Senior Software Engineer

Hiring Organisation
Platform Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £160000/annum
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 … 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 around ...

Senior Data Engineer

Hiring Organisation
KennedyPearce Consulting
Location
City of London, London, United Kingdom
from internal systems and external vendors, transforming and modeling data in Snowflake, and working with AI-driven data platforms. You’ll collaborate closely with software engineers, AI teams, and data management, contributing to solutions that have tangible business impact. What You’ll Do: Build and maintain scalable data pipelines … workflows Transform data in Snowflake, including semantic views and AI agents Work with internal and external data sources, including APIs Apply data engineering best practices to ensure high-quality, testable, maintainable code Participate fully in agile development, contributing to a small, high-performing team What We’re Looking ...

Senior Data Scientist

Hiring Organisation
Emporia Consulting Group Limited
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£800 to £1000 per day
machine learning. Can build scalable, reusable, impactful data science products, usually containing statistical or machine learning algorithms, in collaboration with data engineers and software engineers. Can carry out data analyses to yield actionable business insights. Hands-on experience (typically 5+ years) designing, planning, prototyping, productionizing, maintaining, and documenting reliable … pragmatic mindset. Focus on value delivery and swift execution, while maintaining attention to detail. Experience working closely with other data scientists, data engineers' software engineers, data managers and business partners. Package for the Data Scientist, Advanced SQL, LLM, RAG, Machine Learning, Python, Java Paying ...

Senior Software Engineer - Security Cleared

Hiring Organisation
NSD
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Senior Software Engineer - SC Cleared Location: London (Hybrid/On-site) Salary: Up to £100,000 (dependent on experience) Clearance: Active SC clearance (willing and eligible to go through DV) To Apply: Email An opportunity for a senior software engineer to work alongside security researchers on technically challenging ...

Backend Software Engineer (JuniorMid Level) Programmatic

Hiring Organisation
Mobkoi
Location
City of London, London, United Kingdom
Employment Type
Permanent
Brandtech Group, formerly known as You & Mr Jones, working with partners developing the best technology across the globe. ROLE OVERVIEW As a Backend Software Engineer (JuniorMid Level) Programmatic, you will contribute to the development and evolution of MOBKOIs programmatic advertising platform. You will work closely with experienced engineers … ensure technical solutions align with business needs. Actively participate in code reviews, technical discussions, and continuous improvement initiatives. KEY SKILLS & COMPETENCIES Experience in backend software development, gained through a first professional role, internship, or apprenticeship. Solid engineering fundamentals with Go (or another backend language with a strong willingness ...

Backend Software Engineer Junior-Mid Level - Programmatic

Hiring Organisation
Mobkoi
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Brandtech Group, formerly known as You & Mr Jones, working with partners developing the best technology across the globe. ROLE OVERVIEW As a Backend Software Engineer (Junior–Mid Level) – Programmatic, you will contribute to the development and evolution of MOBKOI’s programmatic advertising platform. You will work closely with experienced … ensure technical solutions align with business needs.• Actively participate in code reviews, technical discussions, and continuous improvement initiatives. KEY SKILLS & COMPETENCIES • Experience in backend software development, gained through a first professional role, internship, or apprenticeship.• Solid engineering fundamentals with Go (or another backend language with a strong willingness ...

Mobile Engineer

Hiring Organisation
Expedia Group
Location
City of London, London, United Kingdom
high-availability, high-transactional Property Detail Pages on the app. You will be part of a multi-functional team of Product Managers, TPMs, Engineering Managers, and Software Engineers based in Gurgaon, Bangalore, and London. We prioritise building high-quality software with a focus on availability, performance, scalability … with product, design, and backend teams to deliver high-impact solutions across multiple domains. Mentor engineers, review code, and ensure best practices in mobile engineering to elevate team performance and product quality. Safely integrate and operate AI/ML-enabled solutions that enhance user engagement and drive business outcomes. ...