101 to 125 of 451 Software Engineering Jobs in London

Our client's Microsoft Business Solutions team is a Microsoft Gold Partner and leader in Microsoft software implementations for medium to large organisations, providing their clients with the ability to keep up with the ever-changing digital world by implementing Microsoft's M365, Azure, Microsoft's Enterprise Resource Planning (ERP) and Customer Engagement (CE) software from the Microsoft … Dynamics 365 (D365) software line. Role Overview Our client is looking for a Solution Architect who will be responsible for designing, developing and implementing systems architecture that will meet business needs. This is a dynamic and exciting opportunity to join a growing new business area within a market leading firm. Job Location: Silema, Malta Work Type: Hybrid Job Type … Full-time, Permanent Working Hours: GMT +1 Salary: Base + Benefits (Paid in Euros €) Relocation: VISA & Relocation Package Included Requirements Degree in Information Technology, Software Engineering, Computer Science, or related field Professional certification in D365 business applications Proven 4+ years' experience in leading and delivering end to end solutions using D365 platform X++ In-depth experience with Azure More ❯

At Mindera, we craft software with people we love. We're looking for a Principal Java Engineer with strong Retail experience who can join our crew Please note: This is a six month contract that sits outside IR35. You will be required to work in Paddington 3 days a week. What does the role involve? Lead technical deep dives … and knowledge sharing in the teams, anticipating challenges and proposing solutions Start influencing product and business decisions Hands-on Software Development: Write high-quality Java code using frameworks such as Spring Boot or Micronaut. Build robust services that support secure, high-volume payment transactions. Develop integrations with acquiring banks, payment gateways, and fraud detection tools. Cloud & DevOps Practices: Build … Own monitoring, alerting, and observability, using tools like OpenTelemetry and Dynatrace. Security & Compliance: Champion secure coding practices and data protection across services. Collaboration & Mentoring: Work closely with product owners, engineering leads, and other stakeholders to shape technical solutions. Mentor and support more junior/mid/senior engineers, driving technical excellence across the board. Help establish and promote best More ❯

We’re looking for an experienced engineer who combines technical depth in React and TypeScript with a collaborative mindset. You’ll bring a strong foundation in modern front-end engineering — building performant, maintainable, and accessible interfaces — while embracing Client’s way of working: a culture of craftsmanship, openness, and shared learning. This is a role for someone who knows … Next.js, or form-heavy workflows. Experience in financial services, lending, or other regulated environments. Understanding of modern DevOps practices and cloud-hosted application design. Qualifications: Degree in Computer Science, Software Engineering, or equivalent experience. AZ-900 or related Microsoft certification desirable More ❯

London team. Working closely with product development and hardware test engineers, you will develop intelligent test frameworks and optimisation algorithms for optical network system. This cross-disciplinary role blends software engineering, algorithm development, and hardware test integration to reduce test time, improve throughput, and enhance performance analysis. With sound expertise in software and algorithms development, you will … and use the data to optimise the product. Developing optimisation algorithms, you will reduce the time required for product testing. Experience: We are looking for a strong proficiency in software development for test automation (Python, C++, or C#), coupled with strong skills in algorithms development. Experience with metaheuristic optimisation (e.g., GA, simulated annealing, particle swarm). You should have … device environments, is also required to succeed in this role. Qualifications: As the successful Test Optimisation Engineer, you should have achieved a Degree in Computer Science, Electrical/Electronic Engineering, Applied Mathematics, or related field. Additional Information: Candidates MUST be eligible to work and live in the UK. Copies of Visa and Passport will be requested. Salary/Benefits More ❯

Senior Go Developer London, UK 6 Month Contract An incredible opportunity for an experienced Senior Go Developer with strong backend engineering skills to join a prestigious tech client on a contract basis. Known for its high bar for engineering quality, this isn't your typical banking or fintech gig - contractors here are genuinely embedded, involved, and making meaningful … full development lifecycle, from system design and implementation to optimisation and release. You'll be working in an open, fast-moving environment where ideas get tested quickly and good engineering practices are taken seriously. If you like seeing your work go live within days - not weeks - you'll fit right in. Contractors are treated as part of the team … contributing to technical decisions, stand-ups, and everything in between. Reporting into an Engineering Manager, you'll be hands-on with technologies like AWS, Kubernetes, Docker, and Kafka, and will collaborate closely with product and infrastructure teams to ship well-architected, scalable microservices. This is a team that values clean systems, clear thinking, and code that lasts. You'll More ❯

to the business. Optimization: Implement model optimization techniques to improve efficiency, reduce latency, and enhance model scalability. Collaboration: Collaborate with cross-functional teams, including product managers, data scientists, and software engineers, to align AI solutions with business goals. Deployment: Assist in deploying LLMs into production environments, ensuring robust and scalable AI solutions. Requirements Qualifications: Experience: 3-5 years of More ❯

We are looking for a Pre-Sales Principal Software Engineer (we call them Principal Software Craftspeople) who shares the same values of pragmatism, professionalism and transparency as us to join our team. You'd be utilising your expertise with clients, helping to shape Codurance, and being involved in coaching and mentoring across the company. We support our clients … within our client's existing team to help them tackle complex challenges within their own software. Or maybe you're more interested in helping to introduce the values of software craftsmanship and extreme programming practices to an organisation through coaching & mentoring. Location: We are open to this role being hybrid, with occasional travel to client sites. Please note that … identify and solve problems. You are good at helping people come up with a vision and helping them get aligned behind it You bring deep hands-on experience in software engineering, particularly modernisation, with a track record of guiding teams to build well-crafted, reliable, and maintainable systems. You're comfortable leading complex client engagements — shaping delivery through More ❯

run defensive security controls for highly-available multi-cloud payment systems running the latest technology. You will understand current threats, exploitation paths and risk tradeoffs in order to advise engineering teams on beneficial security features as well as prioritise management of defensive controls. Essential You live on the linux command line Your current research and experience back up your … multi-cluser environments Your security expertise extends to at least one public cloud, including essential security features and long-term security hardening practices You appreciate building systems with good engineering practices and may have a background in software engineering at scale You're open to being a part of an on-call rota, ready to respond if … red team operator or pen tester You've developed security configurations in multiple public and private clouds You're a confident presenter and have accelerated appreciation of security across engineering teams You regularly support building and analysis of threat models using a well defined process You have experience securing data centers and networking devices You're terrified by supply More ❯

of optical network systems is now looking for a Systems Optimisation Engineer to develop intelligent test frameworks and optimisation algorithms for optical network system. This cross-disciplinary role blends software engineering, algorithm development, and hardware test integration to reduce test time, improve throughput, and enhance performance analysis. Joining the Optical Network Integration Team, you will collaborate closely with … to refine burst-mode test strategies, optimise equalisation parameters, and accelerate product evaluation from R&D through production. Experience and Qualifications: We are looking for a strong proficiency in software development for test automation (Python, C++, or C#). Experience with metaheuristic optimisation (e.g., GA, simulated annealing, particle swarm). Experience with AI/ML techniques (e.g., reinforcement learning … to cloud-based data pipelines for large-scale test data processing. As the successful Systems Optimisation Engineer, you should have achieved a Degree in Computer Science, Electrical/Electronic Engineering, Applied Mathematics, or related field. Additional Information: Candidates MUST be eligible to work and live in the UK. Copies of Visa and Passport will be requested. Salary/Benefits More ❯

by Y Combinator, the most successful startup program in the world which produced companies such as AirBnb, Dropbox, and Ginkgo Bioworks. The Role As a Junior/Mid level Software Engineer (depending on experience) you'll be contributing across all areas of our full-stack product based in the Cloud, and our IoT devices that interface with Mytos hardware … disciplines with hardware engineers, biologists, and commercial teams to build reliable and effective systems in record time. Learn and contribute to our testing methods to help us deliver quality software at speed. Learn and contribute to architecture and infrastructure, system performance, and interesting distributed system challenges. Write code that you can immediately see the real-world impact: testing on … our prototype machines in our own lab. Up-skill in domains outside software engineering, from donning a lab coat and be trained on the nuances of stem cells, to the basics of fluid mechanics. Be given a lot of autonomy, responsibility, and ownership of product problems and the technical solutions you design and deliver to address customer needs. More ❯

joining a strong team of Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial toolsscalable, secure, and smart. 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 … or STEM subject from a Top ranked University 3+ years of experience in Python development Tech: Python, FastAPI, Pydantic, PostgreSQL, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation and data infrastructure More ❯

working on * Designing and delivering Gen AI and LLM-driven applications* Building and maintaining machine learning pipelines and data workflows* Developing cloud-native (serverless) ML components within a distributed engineering team* Improving existing ML systems and identifying opportunities for optimisation* Supporting sprint planning, estimation and shaping a healthy product backlog What you'll need to bring * Strong hands-on … Python skills and solid grounding in algorithms and software engineering* Experience designing ML/AI solutions and working with common architecture patterns* Background in serverless data/ML pipelines (Azure preferred, AWS/GCP welcome)* Proficiency in SQL and NoSQL data stores* Broad understanding of machine learning methods (regression, tree-based models, clustering, deep learning, attention models, transformers More ❯

delivery of projects across our EMEA network. The ideal candidate will be a highly motivated leader with proven expertise in smart building solutions and a strong track record in engineering program and project management, capable of shaping strategy and driving execution at scale. In this role, you will lead multi-disciplinary project teams and oversee the full lifecycle of … build specifications and driving cost-effective planning, through to delivery, vendor management and operational integration. You will own critical path management, ensuring projects are executed on time while meeting engineering standards, sustainability goals, and business objectives. The ideal candidate brings together strategic vision and hands-on execution, with the ability to simplify complexity, adapt to change, and align cross … functional teams. In this role, you will collaborate closely with senior stakeholders, internal engineering teams, and external partners while serving as the central point of budget and P&L accountability for scaling smart building technologies, facility optimisation, and IoT-driven solutions across the region. Key Job Responsibilities Lead the end-to-end delivery of large-scale engineering and More ❯

Skills & Experience Essential Skills Agile Expertise: Proven experience working in agile environments with Scrum or similar frameworks. Software Engineering: Strong ability to design, build, and test software components. Collaborative Mindset: Experience working within a multidisciplinary team and building relationships with stakeholders. Technical Understanding: Ability to contribute to the definition of requirements and understand the technical implications of More ❯

The Role: APPLY THROUGH THIS LINK: https://job- Mission The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify's text-to-speech products to turn More ❯

About Anthropic Anthropic's mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed More ❯

This is the future of HL - and the future of investing. We're building the next generation of platform for one of the UK's largest financial services companies, trusted by over 1.8 million clients and managing £130+ billion in More ❯

Mercor is seeking experienced software engineers to support a leading AI lab in advancing research and infrastructure for next-generation machine learning systems. This engagement focuses on diagnosing and solving real issues derived from major open-source repositories through hands-on coding, debugging, and validation. It's an opportunity to contribute your technical expertise to cutting-edge AI research … while working independently and remotely on your own schedule. Key Responsibilities Analyze and resolve software issues drawn from large open-source codebases Write, test, and validate code solutions that address specific bugs or system inefficiencies Implement and refine APIs, database structures, and backend components supporting AI workflows Configure local development environments to replicate and investigate complex issues Ideal Qualifications … 1+ years of professional software engineering experience in a fast-paced or technically demanding environment Proven contribution history to one or more of the following open-source repositories is a must: astropy/astropy django/django matplotlib/matplotlib pytest-dev/pytest scikit-learn/scikit-learn sphinx-doc/sphinx sympy/sympy Advanced proficiency More ❯

synchronous collaboration sessions (4-hour windows, 2–3 times per week) to review architecture decisions, troubleshoot distributed systems, and iterate on design improvements. Requirements Strong background in Computer Science, Software Engineering, or Systems Design, with focus on large-scale distributed infrastructure. Experience with cloud computing (AWS, GCP, or Azure) and containerization/orchestration tools such as Docker and More ❯

deliver bespoke, impactful AI solutions for our diverse clients. You will be instrumental in bringing machine learning out of the lab and into the real world, contributing to scalable software architecture and defining best practices. Working with clients, and cross-functional teams, you'll ensure technical feasibility and timely delivery of high-quality, production-grade ML systems. What you … ll be doing: Building and deploying production-grade ML software, tools, and infrastructure. Creating reusable, scalable solutions that accelerate the delivery of ML systems. Collaborating with engineers, data scientists, and commercial leads to solve critical client challenges. Leading technical scoping and architectural decisions to ensure project feasibility and impact. Defining and implementing Faculty's standards for deploying machine learning … understand the full machine learning lifecycle and have experience operationalising models built with frameworks like Scikit-learn, TensorFlow, or PyTorch. You possess strong Python skills and solid experience in software engineering best practices. You bring hands-on experience with cloud platforms and infrastructure (e.g., AWS, Azure, GCP), including architecture and security. You've worked with container and orchestration More ❯

with our architecture, research, analytics, and product teams, you’ll bring creativity and technical expertise to the forefront of our data and technology strategy. This is a hands-on engineering position focused on building and operating production-grade LLM applications on Azure. You’ll work on AI-enabled and augmented intelligence solutions such as retrieval-augmented generation (RAG), agentic … relationship extraction. Design and implement intelligent tagging and metadata enrichment frameworks to categorize and organize legal and market data, improving search, discoverability, and insight accuracy. LLM & Machine Learning Application Engineering Design, build, and maintain traditional ML and LLM models and pipelines . Build LLM apps using LangGraph/LangChain : tools/function calling, structured outputs (JSON Schema), agents, and … multi-step reasoning. Implement ASR/TTS and multimodal where relevant (e.g., Whisper ). Choose customization paths pragmatically: prompt engineering , system prompts, tools, adapters/LoRA, and selective fine-tuning only when needed. Fine-tune and optimize ML models and LLMs to enhance performance, efficiency, and relevance for Chambers’ research, analytics, and product applications. Apply best practices for model More ❯

Skills & Experience Essential Skills Agile Expertise: Proven experience working in agile environments with Scrum or similar frameworks. Software Engineering: Strong ability to design, build, and test software components. Collaborative Mindset: Experience working within a multidisciplinary team and building relationships with stakeholders click apply for full job details More ❯

Graduate Software Developer | £45,000–£55,000 | Hybrid (London/Remote) Ready to build software that actually matters? Join a team where you’ll be solving real-world problems from day one — not just writing code in the corner. We’re looking for an ambitious Graduate Software Developer who loves tackling technical challenges, learning fast, and working … with smart, supportive engineers. This is a genuine launchpad for your career in tech — ideal for someone who wants to grow into a Software Engineer, Machine Learning Developer, or Full-Stack Engineer role within 12–24 months. What You’ll Do Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable … ideas implemented fast Get exposure to cloud computing (AWS/Azure), CI/CD pipelines, and AI tools What We’re Looking For A recent STEM graduate (Computer Science, Engineering, Physics, Maths, etc.) from one of the top-ranked universities in the UK or equivalent Strong coding ability in at least one of: Python, C++, C#, Java, or JavaScript More ❯

a data model which can support our ambitions for growth and scale • Create frameworks, infrastructure and systems to manage and govern Ki's data asset • Work with the broader Engineering community to develop our data and MLOps capability infrastructure Requirements • Strong experience in software engineering with proficiency in a language such as Python for API development, Data … engineering and automation tasks • A background in working with storage solutions such as PostgreSQL, MySQL, and BigQuery • Experience in API development using tools such as FastAPI or Flask, enabling data access and integration across systems • Solid knowledge of cloud platforms (GCP and/or AWS), with the ability to design and deploy data solutions at scale • Experience with IAC More ❯

containerised model deployments on AWS SageMaker , with GenAI/agentic capabilities embedded into the platform. You will also lead a team of four developers and collaborate closely with data engineering, data science and platform teams. Assignment Details Initial Duration : 6 months (strong likelihood of extension) Location : Hybrid/London Day Rate : £flexible PAYE Day Rate (plus 12.07% holiday pay … PAYE with employer's NI & tax deducted at source, unlike umbrella companies and no umbrella admin fees. This role suits a Lead Developer with deep cloud engineering expertise across Python, containerisation and ML platform build-outs, plus strong leadership capability. Key Skills and Experience Banking experience is essential Strong software engineering background with expert Python Hands-on More ❯