176 to 200 of 283 Software Engineering Jobs in the City of London

Senior/Principal / Contract

Location
City Of London, England, United Kingdom
Contract Team Reporting to: Divisional Lead of Contract Overview: Signify is a multi-award-winning global staffing agency specializing in emerging technologies across Leadership, Software Engineering, Data/AI, and Cloud. As a minority-owned business certified by MSDUK, we are committed to diversifying and evolving the tech … members Excellent communication, negotiation, and presentation skills. Strategic thinker with the ability to drive business growth and achieve targets. Proficiency in using CRM (Bullhorn) software and other business development tools. Can demonstrate abilities to build a desk and knows how to approach cold BD Why Join Us: Opportunity ...

London Tech Degree Apprenticeship 2027 - Start Your Career

Location
City Of London, England, United Kingdom
university and four days on client projects at Accenture. You’ll gain hands-on experience across applications, cloud, infrastructure, AI & Data, DevOps, and software engineering, while working on real client challenges and developing your technical and professional skills. #J-18808-Ljbffr ...

Python Django Developer

Hiring Organisation
Invitise Ltd
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 720 Daily
looking for a Lead Software Engineer (Python & Django) for a central government department based in London, Manchester, Birmingham or Cardiff (hybrid), on an initial 12 months contract, paying up to £720 per day (Inside IR35). This is a hybrid role with around 40% office attendance, roughly two days ...

Senior Java Engineer - Low-Latency Trading OMS

Location
City Of London, England, United Kingdom
Group in City of London is seeking a Senior Software Engineer for the Java Order Management System, owning services end-to-end and delivering low-latency order routing across the platform. You will work closely with product and business teams, design scalable Java services, and ensure correctness through rigorous ...

Senior AI Architect & Production Lead

Location
City Of London, England, United Kingdom
Elsevier is seeking a Principal AI Engineer/Principal Software Engineer to lead an embedded Innovation Squad. You will own technical execution from discovery to production, assess and harden AI prototypes, and establish agentic AI patterns, orchestration, and memory usage. Expect to guide architecture decisions and codify validated solutions ...

London: Python API Engineer for Scalable Systems

Location
City Of London, England, United Kingdom
Advantage Resourcing UK Ltd. is seeking a Software Engineer to develop an entry portal and APIs using Python, working with distributed systems and modern containerized infrastructure. You will collaborate with stakeholders to design, develop, test and release features and mentor junior engineers. The role emphasizes independent work within defined ...

VP C# Front Office Architect – Hybrid London

Location
City Of London, England, United Kingdom
McGregor Boyall is working with a leading global investment bank to hire a VP-level C# Software Engineer in London. You will join the Front Office Securities Financing Tech function and own technical delivery of critical trading platforms. The role involves modernising applications, designing cloud-based solutions with C# ...

Lead Software Engineer – Residential Operations Platform

Location
City Of London, England, United Kingdom
Purpose of the role We are looking for a hands-on Lead Software Engineer to help shape and build our platform. You will work closely with business stakeholders to turn ideas into well-designed, reliable software, taking features from technical design through to delivery and iteration. This … technical leadership role in a small, growing team. You will spend most of your time designing and writing code, setting good engineering practices and helping others do their best work. It is not initially a people-management position, but as the team grows you will play an important part ...

Senior Software Engineer - UK

Location
City Of London, England, United Kingdom
globe, and we operate as a trusted provider of digital commerce systems for leading retailers. Position Summary OneView is looking for a Senior Software Engineer to take on the harder half of what a delivery team builds. The platform serves over a hundred thousand users across global retail estates … perfectly when it comes back. That is where the difficulty lives, and it is the work this role gets. Reporting to the VP of Engineering and working in a Scrum team alongside a Lead Software Engineer, you will design and build complex features and integrations ...

Software Engineer

Location
City Of London, England, United Kingdom
Software Engineer (PHP/Laravel & Node.js) 1 year FTC | St Paul's, London | Hybrid (2 days in office) | £60,000-£70,000 We're partnering with a growing, technology-driven organisation looking to add a Software Engineer to its engineering team. This is an opportunity to join … that improve operational efficiency and support the organisation's long-term digital transformation goals. We're particularly interested in developers who embrace AI-assisted engineering and regularly use tools such as Cursor or Claude to improve productivity, code quality and delivery. What we're looking for Strong experience with ...

Commercial Director

Location
City Of London, England, United Kingdom
London, customer sites and team events Reporting to the UK CEO, Trifork is looking for a Commercial Director to lead and grow our software business across the UK, Sweden, Poland and Hungary. We are looking for a Commercial Director to build our sales function and lead it to sustained … market strategy, structuring and hiring the team, setting targets, and building a repeatable pipeline. They must have a good network. They will understand Platform Engineering, AI and Spatial computing, and be able to spot the commercial opportunities and manage the risks in these markets. Credibility with senior technical ...

Software Engineer

Hiring Organisation
Hackajob Ltd
Location
City Of Westminster, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Our client is a leading British bank. We're building the future of payments. Barclaycard Payments is one of the UK's leading payments businesses, helping millions of consumers and businesses move money every day. ...

NSL- Software Engineer

Hiring Organisation
Hackajob Ltd
Location
City Of Westminster, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Our client is the digital and intelligence arm of a major defence company. Location(s): UK, Europe & Africa : UK : London Our client is home to 4,500 digital, cyber and intelligence experts. We work collaboratively ...

Principal Software Engineer - FTC Job Details | BBC

Location
City Of London, England, United Kingdom
inspiring stories for people all around the world. PURPOSE OF THE ROLE This is a 12 month FTC, the role is for a Principal Software Engineer to lead development for work order fulfilment order within a major media supply chain transformation programme. The position is critical for delivering modern … with architects, developers, and product teams to drive end-to-end delivery and future-proof our technology stack. We're looking for a Principal Software Engineer with strong expertise in AWS serverless technologies, TypeScript, Python, and DevOps practices. You'll work closely with architects, product teams, and developers ...

Senior Software Engineer C++

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, South East, United Kingdom
Employment Type
Permanent Contract, Hybrid
Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) ***This is a hybrid role, 3 days remote and 2 days in the office*** Our client actively encourages diversity, equality and inclusion within it's workforce and welcomes applications from a diverse background, REC Solutions … Limited does not discriminate in regards to age, gender, national origin, religion or any other basis. An excellent opportunity has arisen for a Senior Software Engineer C++ to join a friendly team my client are a well-established exchange (FinTech, Financial Technology) based in the City. My client ...

AI Implementation Engineer - Enterprise Deployment (Remote)

Location
City Of London, England, United Kingdom
Deployed Engineer. You'll implement and customize AI platforms for enterprise clients while providing technical support. The ideal candidate has over 3 years of software engineering experience and excels in customer interaction. This position offers a competitive salary and the opportunity to work remotely between client engagements. #J ...

Impactful Forward‐Deployed AI Engineer

Location
City Of London, England, United Kingdom
work across design, testing, and documentation, leveraging AI‐native platforms and platform‐level patterns to drive measurable value. You will balance business understanding with software engineering depth, distill ambiguous problems, and #J-18808-Ljbffr ...

Machine Learning Researcher

Hiring Organisation
RedTech Recruitment Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 79,999 Annual
particular interest in Large Language Models. You will help develop practical AI applications, from early research and experimentation through to implementation, working with software engineers to bring ideas into real products click apply for full job details ...

Production LLM Data Scientist – Underwriting AI

Location
City Of London, England, United Kingdom
design evaluation frameworks, and work with engineers to deliver live, scalable solutions that drive real business outcomes. You'll collaborate with ML engineers and software engineers to take prototypes into production, own data science aspects of a live LLM system, and translate insights into measurable, defensible metrics #J ...

Senior Backend Engineer, Investment Tech — Hybrid (London)

Location
City Of London, England, United Kingdom
T. Rowe Price is seeking a senior backend software engineer to join the Investments Technology team in London. You will design, develop and operate core services and APIs used across Equity, Fixed Income and Multi-Asset platforms. Role emphasizes technical excellence, code reviews, and low-maintenance solutions, with responsibilities ...

Energy & Utilities Data Science Consultant – Hybrid

Location
City Of London, England, United Kingdom
learning, and mathematical modeling to support energy providers, utility networks, and public sector bodies. You will work in an agile, cross-disciplinary team alongside software engineers and domain experts, delivering end-to-end analytics solutions from problem framing to deployment in a Hybrid environment with a minimum 3 days ...

Frontend Engineer: React & TypeScript for AI Dashboards

Location
City Of London, England, United Kingdom
OctaiPipe is seeking a Frontend Software Engineer to join the ACE team and help build the user-facing applications at the heart of the ACE product. You will design and implement interfaces that translate complex sensor, time-series and AI-generated data into intuitive, reliable experiences. Working primarily with ...

Lead Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, South East, United Kingdom
Employment Type
Temporary Contract, On-site
Salary
Up to £500 per day + Outside IR35
seeking an experienced Lead Software Engineer to embed within a delivery team supporting a high-profile programme. This is a unique opportunity for a senior technologist who is comfortable operating as the sole engineering representative within a client team, acting as a trusted technical advisor, delivery lead … comfortable navigating ambiguity, identifying risks and opportunities, and ensuring strong collaboration across organisations. Key Responsibilities Embed within a client delivery team as the lead engineering representative. Provide technical leadership across software development activities and solution design. Work independently to deliver high-quality software solutions with minimal oversight. ...

Senior/Staff Software Engineer

Location
City Of London, England, United Kingdom
movement, orchestrate banking processes, and enforce regulatory rules at Tier-1 scale. Requires deep experience with complex distributed systems, a correctness-first mindset, sound engineering judgement, and full end-to-end ownership from design through production operation. KEY RESPONSIBILITIES Banking Platform Engineering Build and evolve the capabilities that … correctness, auditability, scalability, and resilience at Tier‐1 banking scale, making pragmatic trade‐offs between delivery speed, operational complexity, and long‐term maintainability. Improve engineering practices across automated testing, CI/CD, safe deployment, rollback, and recovery. Use AI‐assisted engineering, MCP servers, agent workflows, and automated runbooks ...

Security Engineer (Product Security)

Location
City Of London, England, United Kingdom
Remote-first with occasional travel to the office) Employment: Full Time, Permanent This is an opportunity to join a high-growth, PE-backed cybersecurity software company where security isn’t simply a support function – it’s at the heart of the product itself. Trusted by Government, Defence, Financial Services … hands‐on Security Engineer who enjoys getting into the detail of vulnerabilities, understanding how applications behave and working directly with developers to make software more secure. This isn’t a traditional vulnerability management, SOC or governance position. Instead, you’ll join a small Security Engineering team where ...