Software Development Engineer III

Software Development Engineer III

Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Develop and deploy innovative AI solutions that transform business processes.
  • Company: Join a diverse and inclusive tech company that values your unique perspective.
  • Benefits: Enjoy competitive salary, bonuses, flexible work options, and generous health benefits.
  • Other info: Access professional development resources and enjoy a culture of belonging.
  • Why this job: Make a real impact with cutting-edge technology while being your authentic self.
  • Qualifications: 10+ years of software engineering experience, proficient in Python or similar languages.

The predicted salary is between 63000 - 77000 £ per year.

"I can be myself at work."

You are more than a job title.

We want you to feel comfortable doing great work and bringing your best, authentic self to everything you do.

We value your talents, traditions, and uniqueness-and we're committed to fostering a strong sense of belonging in a respectful workplace.

We intentionally seek diverse perspectives, experiences, and backgrounds, investing in a culture designed to celebrate differences.

We believe that belonging leads to better outcomes and a stronger community of associates united by our mission.

At Capital, we live our core values every day: Integrity, Client Focus, Diverse Perspectives, Long-Term Thinking, and Community.

"I can influence my income."

You want to feel recognized at work.

Your performance will be reviewed annually, and your compensation will be designed to motivate and reward the value that you provide.

You'll receive a competitive salary, bonuses and benefits.

Your company-funded retirement contribution will factor in salary and variable pay, including bonuses.

"I can lead a full life."

You bring unique goals and interests to your job and your life.

Whether you're raising a family, you're passionate about where you volunteer, or you want to explore different career paths, we'll give you the resources that can set you up for success.

Enjoy generous time-away and health benefits from day one, with the opportunity for flexible work options

Receive 2-for-1 matching gifts for your charitable contributions and the opportunity to secure annual grants for the organizations you love

Access on-demand professional development resources that allow you to hone existing skills and learn new ones

Software Engineer - Senior

As a Software Engineer - Senior, you partner with business partners to turn ambiguous problems into working AI solutions that improve our investment process and business outcomes.

You are the build-and-deploy bridge between the people who own the problem and the AI platform that powers the answer: you lead discovery, design the approach, write the code, and own it in production.

This is a hands‑on engineering role for someone who is as comfortable in a working session with a business team as they are building a retrieval pipeline or hardening an agent.

You will help set the standard for how generative AI gets built and operated responsibly at scale across the firm.

You will

  • Partner directly with business partners to understand their workflows, scope the highest-value opportunities, and translate ambiguous needs into clear technical specifications.
  • Design, build, and operate production generative AI applications such as copilots, assistants, knowledge-search experiences, and agentic workflows, as reliable, production-grade systems rather than demos.
  • Architect and implement end-to-end retrieval-augmented generation pipelines, including parsing, ingestion, chunking strategy, embeddings, vector storage, retrieval, and prompt management.
  • Build agents and agentic workflows that plan and execute multi-step tasks within explicit, auditable boundaries, with guardrails that keep behavior safe and predictable.
  • Practice eval-driven development: define acceptance criteria up front, build evaluation harnesses, and measure correctness, latency, and hallucination so quality is verifiable and regressions are caught before production.
  • Take end-to-end ownership from discovery and design through build, rollout, and operational excellence.

Instrument systems with the observability, cost tracking, and audit trails needed to know when they degrade.

  • Apply Fin Ops and cost-optimization practices to AI workloads, tracking and managing token, inference, and infrastructure spend so solutions stay cost effective as they scale.
  • Integrate AI solutions with enterprise data systems, APIs, and MLOps / LLMOps tooling, applying sound system design and distributed- systems judgment.
  • Apply responsible-AI judgment proportionate to the risk of each use case, working with risk and compliance partners to build the controls, human-oversight patterns, and audit trails that let the firm move quickly and safely.
  • Embed security, privacy, and compliance controls into the systems you build, including identity and access management (IAM), encryption, and audit logging.

Partner with Info Sec and data-governance teams to meet regulatory and internal-policy requirements such as SOC 2 and applicable data-privacy regulations.

  • Codify what works into reusable tools, patterns, and playbooks, and feed insights back to platform, product, and engineering partners so the whole organization gets faster.
  • Produce clear documentation, runbooks, and architectural diagrams so others can understand, operate, and extend the systems you build.
  • Demonstrate the ability to be a full stack engineer across development environments.

Required qualifications

  • 10+ years of professional software engineering experience, with strong proficiency in Python (or a comparable modern language).
  • Hands-on production experience
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Software Development Engineer III employer: capgroup

At Capital Group, we pride ourselves on being an exceptional employer that values authenticity and diversity in the workplace. Our commitment to fostering a culture of belonging ensures that every employee feels respected and empowered to bring their unique perspectives to the table. With competitive compensation, generous benefits, and ample opportunities for professional development, we support our associates in achieving both their career goals and personal aspirations, all while contributing to our mission of delivering outstanding client outcomes.

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Contact Details:

capgroup Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Software Development Engineer III

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at capgroup or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to capgroup.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like capgroup.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like capgroup that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Software Development Engineer III

Python
AI Solutions Development
Generative AI Applications
End-to-End Pipeline Architecture
Data Ingestion and Processing
Evaluation-Driven Development
Observability and Monitoring

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at capgroup.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at capgroup and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at capgroup

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If capgroup uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.